slack

过去式：

动词过去式: slacked

更多词形：

副词: slackly | 形容词比较级: slacker | 形容词最高级: slackest | 名词: slackness | 动词过去式: slacked | 动词过去分词: slacked | 动词现在分词: slacking | 动词第三人称单数: slacks |

单词例句：

Do not slack off in your studies.

学习上不可懈怠。

Organization of the conference was rather slack.

会议的组织工作很松散.

She was staring into space, her mouth slack.

她双唇微张，失神地望着前方。

Don't slack up in your studies.

不要荒费你的学业。

Business is slack at the end of the week.

这周末生意不景气(萧条)。

Slack the rope before trying to unite the knot.

在试图打结之前请把这条绳子放松。

Slack off: To decrease in activity or intensity.

放松,缓和:在活动或紧张方面下降。

The early autumn was lustreless and slack.

初秋的日子是黯淡、萧条的。

Backsliding is caused by slack abiding.

离道背教常肇因于平日生活松懈懒散。