work up
phrasal verbwork something up
- to develop or improve something with some effort
逐步发展；努力改进 - I can't work up any enthusiasm for his idea.
我对他的想法怎么也热心不起来。 - She went for a long walk to work up an appetite.
她为了增加食欲散步了很长时间。
- I can't work up any enthusiasm for his idea.
work somebody/yourself up (into something)
- to make somebody/yourself reach a state of great excitement, anger, etc.
使激动；使发怒 - Don't work yourself up into a state about it. It isn't worth it.
别为此大动肝火。这不值得。
- Don't work yourself up into a state about it. It isn't worth it.