expedient

权宜的、便宜行事的、只图方便的常带贬义

Many politicians simply choose whatever is politically expedient.

许多政治人物只是选择政治上便宜行事的做法。

妥当的、适宜的、可行的正式

It seemed expedient to postpone the meeting until next spring.

把会议延到明年春天似乎比较妥当。

权宜之计、应急办法

The new fee is only a short-term expedient to cover the deficit.

这项新收费只是弥补赤字的短期权宜之计。