vt.

1. 決定；決意[+wh-][+to-v][+（that）]
   They decided that John must stay there.

   他們決定約翰必須留在那裡。

   She decided to live in London.

   她決定住在倫敦。

2. 使下決心；使決斷[O2]
   What was it that finally decided you to give up your plan?

   是什麼最後使你決定放棄你的計畫的？

3. 解決；裁決；判決
   The matter has been decided.

   這件事已解決。

vi.

1. 決定[（+on/for/against）]
   It's difficult to decide between the two candidates.

   在這兩個候選人中作出選擇是困難的。

   As to where to go, they haven't decided yet.

   至於去哪裡，他們還沒有決定。

v.