4.to work yourself up into a lather or to get into a lather(不必要地)焦躁不安, 发怒, 忧愁
I'm not going to get into a lather over this defeat.我不会因为这次失败而不安。
You have spent the past six months working yourself up into a lather over situations which are really none of your business.在过去的六个月里, 你一直都在为一些跟你毫不相干的情况而焦躁不已。