loosen
/ˈlu:sn; `lusn/ v
1 [I, Tn] become or make loose or looser 变松; 使松; 放松
Can you loosen the lid of this jar? 你能把这个瓶盖松开吗?
This knot keeps loosening. 这个结老松开.
medicine to loosen a cough, ie help bring up the phlegm 止咳祛痰药. =>Usage at loose1 用法见loose1.
2 (idm 习语) loosen/tighten the purse-strings => purse1. loosen sb's `tongue make sb talk freely 使某人无拘束地谈话
Wine soon loosened his tongue. 他喝过酒话就多了.
3 (phr v) loosen (sth) up (cause sth to) relax （使某事物）放松
You should loosen up (your muscles) before playing any sport. 运动之前应先放松（肌肉）.
Don't be so nervous loosen up a bit. 别那麽紧张--放松一点.