n.

1. 承諾，諾言[C][（+of）][+（that）][+to-v]
   Give me your promise that you'll never be late again.

   答應我你絕不再遲到了。

2. 希望，前途[U][S]
   The young man shows promise as a poet.

   這位青年有成為詩人的希望。

vt.

1. 允諾，答應[+to-v][+that][O1][O5]
   He promised me the book.

   他答應給我這本書。

   He promised to help us.

   他答應要幫助我們。

   I can't give you the book; I've promised it to Susan.

   我不能把這本書給你；我已經答應給蘇珊了。

2. 給人以……的指望；有……的可能[+to-v]
   It promises to be fine tomorrow.

   明天有希望是個好天氣。

3. 【口】向……保證，向……斷言

vi.

1. 允諾，作出保證
2. 有指望，有前途[Q]
   That project promises well.

   那個工程很有希望成功。

n.

1. an assurance that one will do something or that something will happen.
   ▸an indication that something is likely to occur:

   the promise of spring.
2. potential excellence.

v.

1. make a promise.
   ▸ (be promised) archaic be pledged to marry.
2. give good grounds for expecting.
3. (promise oneself) firmly intend.