slackness

比较级：

形容词比较级: slacker

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：

She was staring into space, her mouth slack.

她双唇微张，失神地望着前方。

The tractor took up the slack and pulled the trailer out of the mud.

拖拉机拉紧拖缆把拖车从泥中拉了出来。

In the slack period Mr. Baker came in.

正在空闲的时候贝克先生进来了。

January is always a slack period .

一月份总是萧条时期。

Don't slack up in your studies.

不要荒费你的学业。

The train slack off as it come into the station.

火车进站时将速度减慢了。

Freight - car loadings continue to slack off.

火车货运的运输量继续减少。

Backsliding is caused by slack abiding.

离道背教常肇因于平日生活松懈懒散。

Discipline in the classroom is very slack.

班里纪律十分松懈。