When he began to calm down, I let him know that I understood his problem.

当他慢慢平静下来的时候，我告诉他我理解他的问题。

youdao

When he began to calm down, I let him know that I understood his problem.

当他慢慢平静下来的时候，我告诉他我理解他的问题。

youdao