我们一块儿念书时我认识他，但那已是好多年前的事了。

I knew him when we were at school together, but that's many years ago.

youdao

我们一块儿念书时我认识他，但那已是好多年前的事了。要是今天碰上他，我准会认不出来。

I knew him when we were at school together, but that's many years ago. If I were to meet him today I shouldn't know him from Adam.

youdao

我们一块儿念书时我认识他，但那已是好多年前的事了。要是今天碰上他，我准会认不出来。

I knew him when we were at school together, but that's many years ago. If I were to meet him today I shouldn't know him from Adam.

youdao