及物动词

1. My belt is too tight; I must loosen it.
我的腰带太紧，我必须放松它。

2. Loosen the screw.
旋松螺丝。

3. By degrees her tongue was loosened.
她的话渐渐地多起来。

1. The runners are loosening up before the race.
赛跑运动员们在做赛前准备动作。

不及物动词

1. The government's control over the newspapers has loosened in recent years.
近几年来政府对报纸的控制变松了。

1. 松开：loopback 回路 | loosen 松开 | loseless compression 无损耗压缩法

2. 放松：loosen a screw 把螺钉放松 | loosen 放松 | looseness 松动

3. 解开：loosely 宽松地 | loosen 解开 | looseness 松

4. 松开、松动：loose 松的、不牢固的 | loosen 松开、松动 | loss 损失、减少

1. 放宽，放松（限制、法律等）
If someone loosens restrictions or laws, for example, they make them less strict or severe.

e.g. Many business groups have been pressing the Federal Reserve to loosen interest rates...
不少企业集团一直在向联邦储备委员会施压，要求其放松利率管制。
e.g. Drilling regulations, too, have been loosened to speed the development of the fields.
钻探条例亦已放宽，以加速油田的开发。

verb

1. become loose or looser or less tight

e.g. The noose loosened
the rope relaxed

Synonym: relaxloose

2. make loose or looser

e.g. loosen the tension on a rope

Synonym: loose

3. make less dense

e.g. loosen the soil

4. cause to become loose

e.g. undo the shoelace
untie the knot
loosen the necktie

Synonym: untieundo

5. disentangle and raise the fibers of

e.g. tease wool

Synonym: teasetease apart

6. become less severe or strict

e.g. The rules relaxed after the new director arrived

Synonym: relax

7. make less severe or strict

e.g. The government relaxed the curfew after most of the rebels were caught

Synonym: relax