adv.无感情地

He watched impassively as his house burned down. 他的房子被烧毁时，他毫无表情地在旁边看着。

The accused listened impassively as the judge sentenced him. 法官宣布判决时，被告面无表情地听着。

The driver said impassively, "You better check with your precinct. 司机不动声色他说：“你最好还是到你们管区警察局里去查一查再说吧。

Angleton scribbled in his notebook, and looked up impassively. 安格尔顿匆忙地在笔记本上写着，然后不动声色地抬起头来。

The accused sit impassively as the judge sentence him to ten year in prison. 法官宣布对被告判以十年徒刑，被告木木然坐着毫无反应。