Everdur
爱维杜尔铜合金(铜硅锰合金)
🗣️ 情景例句
We're off to the animal shelter.
我们这就去动物收容所。
The poor are rich when they are satisfied.
贫能知足即为富。
Precautions of this sort are necessary, for it is impossible to foretell the exact nature of the difficulties which will confront the pot-holer.
作出这样的准备是必要的，因为无法预见到洞穴探险者究竟会遇到什么性质的困难。