okay/ əu'keɪ /

1.adjective [inf] 
(acceptable) 可以的

2.adjective [inf] 
(safe and well) 好的

3.adverb [inf] 
(acceptably) 不错

4.int [inf] 
(expressing agreement) 行

5.int [inf] 
(in questions) 好吗

6.int [inf] 
(granted) 好吧

7.vt.[inf] 
(approve) 批准

8.noun [inf] 
to give sb/sth the okay 同意某人/某事

are you okay?
你还好吗?
are you okay for money?
你钱够用吗?
it's okay with {or} by me
这对我没问题