Science ABC

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Immune System: Innate and Adaptive Immunity Explained

What Exactly is Spacetime? Explained in Ridiculously Simple Words

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Vocabulary

jouissance fr dudoso es destruction en Vanille de سرطان fa आइना hi el silencio es 地学 ja 网站 zh 场合 zh به شکل کلی fa 药剂师 zh filosofia pt familiar en enfiler fr 废品 zh comments en más o menos es die Tochter de 유발인자 ko Caramba! pt crise pt estufa es 香水 zh

Phrases

कहानी पढ़ना। hi Sorry, I didn't catch that en 嬉しいことに ja 有什么事 zh 何か食べたい。 ja شاخ درآوردن fa 有点儿热。 zh 我头疼/肚子疼 zh الله سييسر ar 客气了 zh وقت ملاقات گرفتن fa Passar uma borracha. pt für eine Prüfung lernen de Ter braços curtos. pt एक-एक करके hi Pleurer à chaudes larmes. fr malgré tout fr 手伝う ja ser como pai pt 统一思想认识 zh よろしくお願いします ja I maintain that en 你请客 zh お目にかかれてよかったです ja

Grammar Rules

Arabic Relative Pronouns (al-ladhi, al-lati) ar Mastering the Japanese Copula: Using 'Desu' and the Particle 'Wa' ja Mastering Stacked Ezafe Chains (-e/-ye) fa The Arabic Letter Qaaf (ق): Heart vs. Dog ar Instant Nouns: Turning Verbs into Nouns ({das} Essen) de Describing Tendencies: -는 경향이 있다 (Tends to...) ko Arabic Relative Pronouns: Who & Which (الذي، التي) ar French Inversion for Emphasis: Sounding Professional (L'inversion) fr But vs. However: What's the Difference? en The Measure Word for Courses: 门 (mén) zh German Adjective Endings: Master the Details (C1) de If I Have Time: The Future Subjunctive of 'Ter' (tiver) pt Giving Reasons with 'denn' (because/for) de French Negation: Saying 'No' with Avoir & Être (ne... pas) fr Let-he vs. Let-him: What's the Difference? en Making Habits in Hindi: The 'Do' Construction (किया करना) hi Non-Referential and Pleonastic 'it' (I take it you're leaving) en Adverbs of Frequency: Always, Usually, Never en

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