He contemplated what would be the best strategy.

他盘算过了什么是最好的策略。

She contemplated him in silence.

她默默地注视着他。

I have never contemplated living abroad.

我从未考虑过去国外居住。

He contemplated his hands, still frowning.

他凝视着他的双手，依然皱着眉头。

She contemplated the sterility of her existence.

她思量着自己空虚无聊的生活。

For a time he contemplated a career as an army medical doctor.

他曾一度考虑做一名军医。