他用手捂住了嘴，试图使惊恐的情绪平静下来。

His hand moved to his mouth as he tried to damp down the panic.

《柯林斯英汉双解大词典》

我试图叫自己平静下来。

I try to quiet myself.

youdao

我们试图让他平静下来，但他仍不停地哭着。

Wee tried to calm him down, but he kept crying.

youdao

我试图使他平静下来，但这不可能。

I tried to calm him, but it was impossible.

youdao

我试图使他平静下来，但这是不可能的。

I tried to clam him, but it was impossible.

youdao

我试图使他平静下来，但这是不可能的。

I tried to clam him, but it was impossible.

youdao