Please refrain from smoking during the performance.

演出时请勿。

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

一届奥斯卡颁奖典礼上，颁奖者和得奖者都将受到规：应避免拉拉杂杂的感谢词和乏味的政治宣言。