n.

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

   答应我你绝不再迟到了。

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

   这位青年有成为诗人的希望。

vt.

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

   他答应给我这本书。

   He promised to help us.

   他答应要帮助我们。

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

   我不能把这本书给你；我已经答应给苏珊了。

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

   明天有希望是个好天气。

3. 【口】向……保证，向……断言

vi.

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

   那个工程很有希望成功。

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.