1. The runners are just loosening up before the race. 赛跑者正在做赛前松弛肌肉的运动。
2. The government could yet salvage the situation by loosening its one-child policy. 政府仍可以通过放宽其独生子女政策来改变这种状况。
3. He calculates that it would have risen to only around 12. 5% but for a dramatic loosening of lending standards during the recent bubble. 他认为要不是最近泡沫经济期间甚为宽松的借贷标准，这一比率将上升至仅仅12。5%左右。
英英解释
n.
1. an occurrence of control or strength weakening
2. the act of making something less tight
