adj. 松的；分散的，疏松的
v. （使）放松；解开；放开（手等）；（使）变弱，松散；使（联系，关系）不那么紧密；使（肠道）在排泄前畅通；放宽（法律，规定等）（loosen 的过去式和过去分词）
loosen up放松肌肉；松弛；[口]信口开河；[口]慷慨解囊
1.Germany loosened its rules of engagement last summer.
德国在去年夏天放松了交战规则。
2.My hands started shaking as I loosened the flap.
当我打开了信封，我的手开始发抖了。
3.The loosened coal falls onto a conveyor for removal from the mine.
松脱的煤块落到传送带上，被运出矿井外。
4.Even when loosened by 45 degrees, more than half of the tightening torque remained.
甚至在螺母松脱45度的情况下，其一半以上的锁紧扭矩仍然不变。
5.He was so nervous that he lowered his head and loosened his tie.
他很紧张，以至于他低下头把领结解开了。
6.He loosened his grip and let her go.
他松手放开了她。
7.Rose, the divorced mother, had never really loosened her adoring hold.
露西，那个离婚了的妈妈，其实从来没有放松过她所崇尚的那种管教女儿的方式。
8.The rope holding the boat loosened.
系船的绳子松了。
9.At his brother's laugh, Matthew beamed, and Hattie loosened her grip on my wrist.
听见他兄弟的笑声，马修微笑了，海蒂松开了我的手腕。