n.动摇不定
This play is coming on again next month. 这出戏下月又要上演了。
The stamp has come off. Stick it on again. 邮票掉下来了，再贴上去吧。
Has he been trying it on again? I hope you took no notice. 他是不是又在耍花招？我希望你没搭理他。
We were without electricity for three hours but it's on again now. 我们的电停了三小时，现在又有了。
He took off his large spectacles, gave them a wipe, and put them on again. 他把大眼镜摘下来，揩一揩，又戴了上去。
