动词slack

及物动词quicken

1. The car has slackened its speed.
    车速放慢了。

1. Work slackens on a hot day.
    热天工作缓慢。

2. slacken

2. The demand for coal begins to slacken off in the spring.
    煤的需求在春天开始减少。

1. 放缓;呆滞：size of the economy 经济规模 | slacken 放缓;呆滞 | slow down 减慢;放缓;退减

2. 松弛：slacken one's gait 开始缓步走 | slacken 松弛 | slacker 懒鬼

3. 放松：slacken 放慢 | slacken 放松 | slacken 放松放慢

4. slacken的近义词

4. 放慢：slacken speed 减速 | slacken 放慢 | slacken 放松

1. (使)放慢;(使)减弱;(使)变缓和
    If something slackens or if you slacken it, it becomes slower, less active, or less intense.

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    e.g. Inflationary pressures continued to slacken last month...
           上个月，通货膨胀的压力继续减小。
    e.g. The Conservative government will not slacken the pace of radical reform.
           保守党政府不会放慢激进改革的步伐。

2. (使)松开;(使)放松
    If your grip or a part of your body slackens or if you slacken your grip, it becomes looser or more relaxed.

    e.g. Her grip slackened on Arnold''s arm...
           她紧握着阿诺德的手松开了。
    e.g. Muscles stretch, slacken and relax during childbirth.
           生孩子的时候，肌肉会拉抻、放松，然后松弛下来。

相关词组：slacken off

1. make slack as by lessening tension or firmness

    Synonym: remit

2. become looser or slack

    e.g. the rope slackened

3. become slow or slower

    e.g. Production slowed

    Synonym: slowslow downslow upslack

4. make less active or fast

    e.g. He slackened his pace as he got tired
           Don''t relax your efforts now

    Synonym: slackslack uprelax