topic
US /ˈtɑpɪk/
・UK /'tɒpɪk/
A2 初級英檢初級多益
n. (c./u.)名詞 (可數/不可數)題目：主題
The topic of our talk today is, 'When You Know You Are an Expert.'
影片字幕
為什麼抽菸會顯老、雪是白色的？替你解惑四個你一定好奇過的小知識！(Why Smoking makes People look Old?)
04:45
- Topic: Anaerobic Respiration
主題：厭氧呼吸作用
- Topic: Sublimation
主題：昇華作用
什麼是以太網？ (What is Ethernet?)
09:11
- It has a long history and has to do with our topic today, Ethernet.
它有著悠久的歷史，與我們今天的主題 "以太網 "有關。
