有关此人的资料我们知道的很少，但我们知道他的长相，因为他在很早就已经被列入观察名单了。

We had very little information on him, but we knew what he looked like because he had been on a watch list for some time.

youdao

但我们很少这样做，因为客户必须知道孩子是什么样子。

But we do very little because the client has to know what the child is like.

youdao

我知道，机会很少，但我还是想试一下。

I know, not much of a chance, but I had to give it a shot.

youdao