refrain from 雅思

1.Please refrain from smoking during the performance.

演出时请勿吸烟。

2.Presenters and recipients at the next Academy Awards would be advised to refrain from rambling thank-you and unentertaining political proclamations.

下一届奥斯卡奖典，奖者和得奖者都将受到规劝：应避免拉拉的感谢词和乏味的政治宣言。