lose their wool

• vi. 发怒

lose their wool的用法和样例：

例句

用作不及物动词 (vi.)

1. Some birds swell their feathers with air when they get angry.
   有些鸟发怒时，便将羽毛支棱起来。
2. Only time to lose your temper is when it's deliberate.
   惟一可以发怒的时候是你有意为之的时候。