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1·Discipline in the classroom is very slack.

班里纪律十分松懈。《牛津词典》

2·She knows all along the Fed has been too slack on regulation of finance.

她一直都知道美联储对金融的监管过于松懈。

3·The rope suddenly went slack.

绳子突然松了。《牛津词典》

4·He just gazed at me slack-jawed.

他只是张大嘴巴，吃惊地盯着我。《柯林斯英汉双解大词典》

5·The boy's jaw went slack.

那个男孩的下巴掉下来了。《柯林斯英汉双解大词典》

6·There's too much slack in the tow rope.

拖缆太松。《牛津词典》

7·There's very little slack in the budget.

预算中没有多少剩余款项。《牛津词典》

8·He's been very slack in his work lately.

近来他工作很不认真。《牛津词典》

9·She was staring into space, her mouth slack.

她双唇微张，失神地望着前方。《牛津词典》

10·Hey, cut him some slack! He's doing his best!

嗨，别对他那么吹毛求疵！他已经尽全力了！《牛津词典》

松弛

1·She was shocked at the slack discipline in the school.

对于学校松弛的纪律她感到震惊。

2·I couldn't believe it when the ropes went slack.

当绳索松弛下来的时候，我都不敢相信这是真的。

3·They want it to.That is because a period of below-trend growth will help dampen inflationary pressure by increasing the amount of slack in the economy.

这是因为一段时期的低于趋势水平的增长将使经济更加松弛，从而有助于缓解通货膨胀的压力。

4·They want it to. That is because a period of below-trend growth will help dampen inflationary pressure by increasing the amount of slack in the economy.

这是因为一段时期的低于趋势水平的增长将使经济更加松弛，从而有助于缓解通货膨胀的压力。

5·MacDonald notes that the deck's truss bears the bulk of the bridge's load, while the cables appear slack compared with those of other Bridges.

MacDonald称桥面的桁架支撑着整座桥大部分的重量，相对于其他的桥梁，日晷桥的缆索略显松弛。

懈怠

1·Don't slack off in your studies.

学习上不可懈怠。《新英汉大辞典》

2·Have a lot of friends complain that reality, a lot of friends take time, many friends hold lofty ideal but not achieve the, the reason actually quite a stereotype, is because the slack.

有很多的朋友抱怨现实，有很多朋友耗费光阴，很多朋友抱着远大的理想却实现不了，原因其实相当的老生常谈，就是因为懈怠。

3·Most will give you a lot of slack if little things go wrong. Just keep the conversation interesting and the venue won’t be such a killer.

一点点的疏忽也容易造成两个人的懈怠，这时候更要注意保持风趣的谈话，这样这个不良地点也不至于如此“必杀”！

4·With public spending shrinking the private sector has a lot of slack to take up.

随着公共开支的降低，在私营部门产生了不少懈怠。

5·But given the amount of slack in America's economy, that danger seems distant.

鉴于美国经济的懈怠，这种危险看起来很遥远。

萧条的

1·The man tackling the drawback of the brackets runs a slack snack business.

那个解决支架缺点的人经营着萧条的小吃生意。

2·When the economy was firing on all cylinders, there was no capacity to spare, but in these slack times China has closed some of its oldest (and most inefficient) coal - and oil-fired power plants.

当经济全速前进时，中国无暇顾及上述问题；但在萧条时期，中国关闭了国内那些废旧(和最没有效率)的煤炭和石油发电厂。

3·The Labour market, while still very slack, has been improving steadily.

劳动力市场，尽管依然萧条，却在稳步回暖。

4·They keep the workers even in slack times.

在萧条时期他们也不裁减不员。

5·We don't lay workers off even in slack times.

即使在萧条时期，我们也不裁减工人。

懒散的

1·While some workers adopted the tactic of being slack and talking back to their supervisors, some others tried to resolve these difficulties through negotiations with the administration of the company.

于是一些雇员采取了马虎懒散、同主管顶嘴的策略，而另一些雇员则试图通过公司行政领导谈判来解决这个问题。

2·Live gradually slack, do not love neat, raunchy , anorexia or food are excessive, by dayMorpheus, in the evening insomnia, showMorpheuswrong.

渐渐生活懒散，不爱整洁，不修边幅，食欲减退或饮食无度，白天睡眠，晚上失眠，呈睡眠倒错。

3·He's been getting slack and making silly mistakes.

他越来越懒散，出了些荒谬的错误。

涣散

1·I had to reel in quickly to keep the slack out of my line.

我不得不在卷筒很快把涣散出我的路线。

2·Hunger, fatigue can occur when people, attention, slack, slow, headache, dizziness, drowsiness or insomnia, neurasthenia, in addition to anything other than food, not interested.

饥饿时人可以出现疲劳感、注意力涣散、行动迟缓、头痛头晕、嗜睡或失眠等神经衰弱症状，除食物以外对任何事物都不感兴趣。

清淡

1·As for the consuming industry, the trader suggested the recent ferromolybdenum market is slack, and buyers prefer to watch the market.

关于消费行业，该贸易商表示近期钼铁市场成交很清淡，采购商观望情绪上升。

2·As business has been rather slack, we would ask you to alter your terms.

——由于生意相当清淡，故要求贵方改变付款条件。

呆滞

1·This means its appetite for U. S. debt will be smaller, he wrote in a report this week, so other buyers will have to pick up the slack if interest rates are not to rise.

“这意味着其对美国的债务将是规模较小的，”他在一份报告中写道这个星期，以便其他买主将带着这种呆滞，如果利率不上升。

2·The Labour market remained slack in the early part of 1999. Yet a steady improvement was observed thereafter, along with the revival in economic activity and also the slow-down in Labour force growth.

劳工市场在1999年年初仍然呆滞，但其后随着经济活动复苏及劳动人口增长放缓，情况渐见改善。

怠

1·The judgment of cause relation in which state is slack to perform function ought to break the powerful mental inertia of determinism, and turn to the idea of common people.

国家怠于履行职责侵权因果关系的判断应当打断决定论的强大心理惯性，向普通人的因果观念求解。

松驰

1·When budget can be full achieved, the performance of agent has no significant difference under truth inducing reward plan and slack inducing reward plan;

对实验数据进行分析发现：在预算目标能完成时，松驰诱导报酬方案下的业绩与真实诱导报酬方案下的业绩无显著差异；

(1)slack off偷懒；懈怠

(1)slack season淡季

(1)slack wax疏松石蜡；粗蜡

(1)slack adjuster松紧调整器；空隙调整器；拉紧螺钉

(1)slack water静水；缓慢流动的水；憩流

(1)slack coal粉煤；煤屑