The runners are loosening up their muscles before the race.

赛跑前运动员们正在放松肌肉.

辞典例句

Merchants would benefit from loosening up foreign trade.

商家将从放宽对对外贸易的限制中获益.

互联网

The runners are loosening up Before the race.

赛跑运动员们在做赛前准备动作.

互联网