n.[C]

1. 題目；話題；論題
   We have common topics to talk about.

   我們有共同的話題可談。

2. 標題
3. 主題，要旨
4. 一般規則

n.

1. a subject of a text, speech, conversation, etc.
2. Linguistics  that part of a sentence about which something is said, typically the first major constituent.