Strike while the iron is hot.

例句：

1. 1. The workers went on strike to demand better working conditions.
   工人们为了要求更好的工作条件而罢工。
2. 2. He struck a chord with the audience with his powerful speech.
   他的有力演讲触动了观众的心弦。
3. 3.The strike has been going on for over a week now.
   这次罢工已经持续了一周多的时间。