inactivity

名词 inactivity:

1. the state of being inactive
   同义词：inaction, inactiveness
2. a disposition to remain inactive or inert
   同义词：inactiveness, inertia
3. being inactive; being less active

1. After days of inactivity, the enemy finally showed its teeth by a frontal attack on our position.
   几天没动静之后，敌人终于龇牙咧嘴地向我们的阵地发动了正面的进攻。
2. She has bouts of hard work followed by long periods of inactivity.
   她总是努力干上一阵，然后一呆就是很长时间。