vt.

1. 想；思索[+wh-]
   Think how much you can earn if you open a restaurant in such a good location.

   想一想，要是你在这样的黄金地段开一家餐馆，你会赚多少钱啊。

2. 认为，以为[O8][O9][+（that）][O2]
   We thought it our duty to take care of the orphans.

   我们认为照顾这些孤儿是我们的职责。

   They thought the novel worth reading.

   他们认为这本小说值得一读。

   I think he will come.

   我想他会来的。

3. （常与cannot, could not连用）想像；理解[+wh-]
   I can't think what you mean.

   我不懂你是什么意思。

   I can't think why they left without saying good-bye.

   我不明白他们为什么不告而别。

4. 记忆，想起[+wh-]
   I can't think what his phone number is.

   我记不起他的电话号码是多少。

5. 想要，打算[+to-v][+（that）]
   At first he thought to tell her, then he changed his mind.

   他原来打算告诉她的，后来改变了主意。

6. 预料，料想[+（that）][+to-v]
   I didn't think to land myself in trouble.

   我没想到会使自己陷入困境。

vi.

1. 想；思索[（+about）]
   Think before you leap.

   先思而后行。

2. 认为
   Do as you think best.

   你认为怎样最好就怎样去做。

v.

1. have a particular opinion, belief, or idea about someone or something.
2. use one's mind actively to form connected ideas about someone or something.
   ▸have a particular mental attitude.
   ▸ (think of/about) take into account or consideration.
   ▸ (think of/about) consider the possibility or advantages of.
   ▸ (think of) call to mind.
3. (think of) have a specified opinion of.

n.