核心畫面
You can hold activity as the noun for 'things being done' — people in motion, busy doing rather than sitting still. Zoom in on one thing someone does and it's an activity; pull back to a whole scene full of people doing things and it's activity in the air.
可以想成「有事在做、有人在動」的那個名詞——人們動起來、忙著做，而不是坐著不動。把鏡頭推近，看一件某人在做的事，那就…更多收起
可以想成「有事在做、有人在動」的那個名詞——人們動起來、忙著做，而不是坐著不動。把鏡頭推近，看一件某人在做的事，那就是 an activity；把鏡頭拉遠，看整個場面到處有人在忙，那股「熱鬧、有動靜」的氛圍就是 activity。原始詞典資料6 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
activitynoun/ækˈtɪv.ɪ.ti/
- 1
The state or quality of being active; activeness.
- Pit row was abuzz with activity.
- For quotations using this term, see Citations:activity.
- 2
Something done as an action or a movement.
- There has been a controversy in this sphere between economic materialism and the version of Marxism which ascribes an active and independent historical function to 'subjective' factors, i.e. the workings of the intellect and freely directed political activity.
- The activity for the morning was a walk to the store.
- 3
Something done for pleasure or entertainment, especially one involving movement or an excursion.
- An increasing number of sports activities are on offer at the university.
- Quilting can be an enjoyable activity.
- 4
grammarhuman-scienceslinguisticsThe lexical aspect (aktionsart) of verbs or predicates that change over time and have no natural end point.
- […]distinctions among states of affairs are reflected to a striking degree in distinctions among Aktionsart types. That is, situations are expressed by state verbs or predicates, events by achievement verbs or predicates, and actions by activity verbs or predicates.
- 5
natural-sciencesphysical-sciencesphysicsThe number of radioactive decays per unit time. Unit for it: becquerel or curie
- 6
The property of substances to react with other substances
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。