A 'kèshí' is a designated time slot for a learning session, commonly used in educational planning.
Word in 30 Seconds
- Unit of time for a lesson or class.
- Used for scheduling and measuring teaching.
- Common in education and training contexts.
Overview
“课时”是一个中文名词，指的是为一节课或一次学习活动所预定的时间单位。这个词在教育和培训领域非常常用，用来量化教学内容的时间长度。一个课时可以是一节课、一次讲座、一个研讨会环节，或者任何有固定时间限制的学习活动。它的长度可以根据不同的教育体系、课程类型和教学目标而有所不同，但通常是以“节”为基本单位来计算。
“课时”的使用方式通常围绕着“多少”、“多长”、“安排”、“计算”等概念。例如，人们会说“这门课有多少课时？”、“每节课是多长的课时？”、“我们需要为这个培训安排多少课时？”、“老师们正在计算下学期的总课时数。”在句子中，“课时”可以作为主语、宾语或定语。它常常与数字、时间单位（如“小时”、“分钟”）以及动词（如“安排”、“计算”、“包含”、“消耗”）搭配使用。
“课时”最常见的应用场景是在学校教育中，比如小学、中学、大学的课程安排。此外，它也广泛用于各种培训机构，如语言培训班、职业技能培训、艺术培训等。在在线教育平台，课程的时长也常常以“课时”来表示。在一些工作场合，内部培训或部门会议也可能按照“课时”来规划和计算。总而言之，任何需要将教学或学习活动时间化的场合，都可能用到“课时”这个词。
* **课 (kè)**：更宽泛，可以指一门课程、一节课，也可以指学习本身。例如，“上课”、“这门课很难”。
- 节 (jié)：通常指学校里一节课的时间长度，是“课时”的一个具体单位，例如“一节课45分钟”。“课时”可以包含多“节”。
* **时间 (shíjiān)**：非常通用，指任何一段时间，不特指学习活动。例如，“上课时间”、“自由时间”。
- 学时 (xuéfí)：与“课时”非常接近，有时可以互换使用，但“学时”更侧重于学习的总时长，尤其是在计算学分或统计教学工作量时。例如，大学课程会说明总共有多少“学时”。
“课时”则更侧重于将教学活动划分为独立的时间单元，强调的是“单位时间”的概念，常用于课程安排和教学计划中。
Examples
这门数学课每周有四课时。
everydayThis math class has four class periods per week.
根据教学大纲，该课程共包含60课时。
academicAccording to the syllabus, this course comprises a total of 60 class hours.
我们为这次技能培训安排了紧凑的三个课时。
formalWe have scheduled a compact three class periods for this skills training.
今天只有两课时，下午可以早点走。
informalThere are only two class periods today, so we can leave a bit earlier this afternoon.
Common Collocations
Common Phrases
一节课时
one class period
多少课时
how many class periods
总课时
total class periods
Often Confused With
'Jié' usually refers to a single, specific class period (e.g., a 45-minute block), whereas 'kèshí' can refer to that single period or the total number of periods for a course.
'Xuéfí' is very similar and often interchangeable with 'kèshí', but 'xuéfí' can sometimes emphasize the total learning volume or teaching workload, especially in official contexts like credit calculation.
Grammar Patterns
How to Use It
Usage Notes
The term 'kèshí' is predominantly used in educational and training settings. It functions as a countable noun, usually preceded by numbers or quantifiers. Be mindful of context, as the exact duration of a 'kèshí' can vary significantly.
Common Mistakes
Learners might sometimes confuse 'kèshí' with 'kè' (class/course) or 'jié' (a single period). Ensure you are referring to the allocated *time* when using 'kèshí'. Also, avoid using it for general time outside of learning contexts.
Tips
Understand the Time Unit
Remember that 'kèshí' refers to a period of time for learning. Its exact length can vary, so context is important.
Avoid Confusing with 'Class'
While related, 'kèshí' specifically refers to the *time* allocated, not the entire course or subject itself ('kè').
Educational Structure
The concept of 'kèshí' is fundamental to the structured nature of education systems in Chinese-speaking regions, influencing everything from timetabling to curriculum design.
Word Origin
The word '课时' is a combination of '课' (kè), meaning lesson or class, and '时' (shí), meaning time. It literally translates to 'lesson time' or 'class time', directly reflecting its meaning as a designated period for instruction.
Cultural Context
The concept of 'kèshí' reflects the structured approach to education in many East Asian cultures, where learning is often broken down into distinct, timed segments for efficient delivery and management.
Memory Tip
Think of 'kèshí' as 'class time'. The character '课' (kè) means lesson/class, and '时' (shí) means time. Together, they clearly indicate the time allocated for a lesson.
Frequently Asked Questions
4 questions“节”通常指学校里一节课的具体时间长度，比如40分钟或45分钟。而“课时”是一个更广义的时间单位，可以指一节课，也可以指一个课程总共需要多少时间来完成，可以包含多节课。
“课时”主要用来安排课程、计算教学时长、规划培训计划以及衡量学习进度。例如，学校会根据总课时来安排每周的课程表。
一个课时的具体时长并没有固定标准，它会因学校、课程类型和国家/地区的教育体系而异。在中国大陆，中小学的一节课通常是40-45分钟，大学可能更长，如50分钟或90分钟。培训机构的课时长度也可能不同。
“课时”和“学时”在很多情况下可以互换使用，都指学习的时间。但“学时”有时更强调学习的总量或教学工作量，尤其在计算学分或统计时。而“课时”更侧重于将教学内容划分成一个个独立的时间单元。
Test Yourself
这门大学课程总共有32个______。
句子描述的是课程的总时间量，用“课时”最合适，指课程包含的总学习单元时间。
老师在课堂上讲了两个______。
这里指老师讲课占用的时间段，是学习活动的一部分，用“课时”比单独的“小时”或“分钟”更贴切，尤其在描述教学活动时。
请用以下词语组成一个通顺的句子：课时 / 安排 / 培训 / 很多
这个选项最符合中文的语序和表达习惯，表示培训内容安排了较多的学习时间。
Score: /3
Summary
A 'kèshí' is a designated time slot for a learning session, commonly used in educational planning.
- Unit of time for a lesson or class.
- Used for scheduling and measuring teaching.
- Common in education and training contexts.
Understand the Time Unit
Remember that 'kèshí' refers to a period of time for learning. Its exact length can vary, so context is important.
Avoid Confusing with 'Class'
While related, 'kèshí' specifically refers to the *time* allocated, not the entire course or subject itself ('kè').
Educational Structure
The concept of 'kèshí' is fundamental to the structured nature of education systems in Chinese-speaking regions, influencing everything from timetabling to curriculum design.
Examples
4 of 4这门数学课每周有四课时。
This math class has four class periods per week.
根据教学大纲，该课程共包含60课时。
According to the syllabus, this course comprises a total of 60 class hours.
我们为这次技能培训安排了紧凑的三个课时。
We have scheduled a compact three class periods for this skills training.
今天只有两课时，下午可以早点走。
There are only two class periods today, so we can leave a bit earlier this afternoon.
Related Content
Related Vocabulary
More academic words
缺席
B1The state of being absent from a place or event where one is expected to be, such as a class, meeting, or ceremony.
抽象的
A2Abstract.
抽象地
B1In an abstract manner; conceptually.
艰深
B1Profound; abstruse; recondite.
学术性
A2Academic; scholarly; relating to education and scholarship.
学术化
B1Academic; characterized by formal study or research.
学术会议
A2Academic conference; a formal meeting for academic discussions.
学术交流
B1Exchange of ideas, information, and research among scholars.
学术期刊
B1A periodical publication containing scholarly articles.
教务处
A2Academic affairs office; department handling educational administration.
