A backup is a safety copy of data or a replacement person/thing.
30秒でわかる単語
- A copy of data for safety.
- Someone or something that supports or replaces.
- Essential for preventing data loss.
Overview
- 1Overview: The word “backup” is a versatile noun in English, primarily referring to a duplicate copy of data or information. This copy is created and stored separately from the original, serving as a safety measure against loss, damage, or corruption. Beyond digital data, “backup” also extends to people or things that provide support, assistance, or act as a replacement when the primary option is unavailable or fails.
- 1Usage Patterns: As a noun, “backup” is frequently used in contexts related to technology and data management. People often talk about making a “backup” of their photos, documents, or entire computer systems. The phrase “data backup” is very common. In a broader sense, it can refer to a substitute player in sports, a secondary plan, or even a person who can step in during an emergency. It is often used with verbs like “make,” “create,” “restore,” “need,” or “have.”
- 1Common Contexts: The most common context for “backup” is in computing and digital storage. You'll hear about “cloud backup,” “hard drive backup,” or “phone backup.” In everyday life, it might be used when discussing a “backup plan” for a party if it rains, or a “backup singer” in a band. In sports, a “backup quarterback” or “backup goalie” is a player who is ready to play if the main player cannot.
**Similar Words Comparison:**
- Copy: While similar, “copy” can refer to any duplicate, not necessarily for safety. A “backup” specifically implies a safety or contingency purpose.
- Duplicate: Similar to “copy,” “duplicate” means an exact copy. “Backup” emphasizes the function of protection or replacement.
- Reserve: “Reserve” often refers to something set aside for future use, like a “reserve seat” or “reserve funds.” A “backup” is more about having a ready alternative or safety net.
- Substitute: “Substitute” is used when something or someone replaces another, often temporarily. “Backup” can mean a substitute, but also specifically refers to a safety copy of data.
例文
I always make a backup of my important documents.
everydaySiempre hago una copia de seguridad de mis documentos importantes.
The team's backup goalkeeper was ready to play.
sportsEl portero suplente del equipo estaba listo para jugar.
Do you have a backup plan if the weather is bad?
informal¿Tienes un plan B por si el tiempo es malo?
Regular system backups are crucial for disaster recovery.
academicLas copias de seguridad periódicas del sistema son cruciales para la recuperación ante desastres.
よく使う組み合わせ
よく使うフレーズ
make a backup
hacer una copia de seguridad
data backup
copia de seguridad de datos
backup plan
plan B / plan alternativo
よく混同される語
A 'copy' is simply a duplicate of something. A 'backup' is a specific type of copy made for safety or as a replacement, especially for data.
'Restore' is the action of bringing back data from a backup. 'Backup' is the creation of the safety copy itself.
'Save' means to store information, often in its primary location. 'Backup' specifically refers to creating a secondary, safety copy.
文法パターン
How to Use It
使い方のコツ
"Backup" is commonly used as a noun. It can also function as an adjective (e.g., "backup copy"). When used as a verb, it's usually the phrasal verb "back up." The noun form is neutral in formality.
よくある間違い
Avoid using "backup" as a verb unless it's the phrasal verb "back up" (e.g., "I will back up my files"). Using "backup" alone as a verb is incorrect. Ensure clarity between a general copy and a safety backup.
Tips
Make Regular Backups
Create copies of your important files regularly. This ensures you always have a recent version if something goes wrong.
Don't Store Backups in One Place
Keep your backup copy separate from the original. If you store them together, a single event (like a fire) could destroy both.
Tech Safety Habit
Making backups is a crucial habit for anyone using technology. It's a fundamental step in digital security and data preservation.
語源
The term 'backup' originated in the mid-20th century, initially referring to a support or reinforcement. Its meaning evolved with technology to specifically denote a copy of data for safety.
文化的な背景
In many cultures, especially those heavily reliant on technology, having a reliable backup strategy is considered responsible and essential. It reflects a proactive approach to managing personal or professional information.
覚え方のコツ
Think of a 'back' door for your data; it's a way to get back in if the front door is blocked. A 'backup' is like that extra way in for your information.
よくある質問
4 問A data backup is a copy of your computer files, photos, or other digital information. It's stored separately so you can get your data back if the original is lost or damaged.
Backups are important because they protect your valuable information. If your computer breaks, your phone is stolen, or a file gets deleted by mistake, a backup allows you to restore your data.
Yes, 'backup' can refer to a person who supports someone or is ready to take their place. For example, a backup dancer or a backup singer.
While both are duplicates, a backup is specifically made for safety and recovery purposes. A simple copy might be made for sharing or reference, without the primary intention of preventing data loss.
自分をテスト
I need to make a ___ of all my photos before I get a new phone.
The sentence implies creating a safety copy of photos before losing them, which is the primary meaning of 'backup' in this context.
Which of these is an example of a 'backup' in a non-computer context?
A spare tire is a backup in case the main tire fails, serving as a replacement. The other options relate to data storage or data loss.
your / important / files / back up / Make / regularly
This sentence correctly uses 'back up' as a verb phrase meaning to create a backup and advises doing it regularly.
スコア： /3
Summary
A backup is a safety copy of data or a replacement person/thing.
- A copy of data for safety.
- Someone or something that supports or replaces.
- Essential for preventing data loss.
Make Regular Backups
Create copies of your important files regularly. This ensures you always have a recent version if something goes wrong.
Don't Store Backups in One Place
Keep your backup copy separate from the original. If you store them together, a single event (like a fire) could destroy both.
Tech Safety Habit
Making backups is a crucial habit for anyone using technology. It's a fundamental step in digital security and data preservation.
例文
4 / 4I always make a backup of my important documents.
Siempre hago una copia de seguridad de mis documentos importantes.
The team's backup goalkeeper was ready to play.
El portero suplente del equipo estaba listo para jugar.
Do you have a backup plan if the weather is bad?
¿Tienes un plan B por si el tiempo es malo?
Regular system backups are crucial for disaster recovery.
Las copias de seguridad periódicas del sistema son cruciales para la recuperación ante desastres.
クイックテスト
Please make a _____ of your work before you turn off the computer.
正解！
正解は： backup
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この単語を他の言語で
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