我多带了一件外套以防天气变冷。

I brought a ___spare jacket in case the weather gets cold.

猎人放过了那只小鹿，没有开枪。

The hunter ___spared the fawn and didn't shoot.

你能匀出一些钱来支持这个慈善项目吗？

Can you ___spare some money to support this charity project?

长期生病后，她的身体显得消瘦而虚弱。

After a long illness, her body looked ___spare and weak.