sodium lead alloy

例句：

1. 1. This new alloy is stronger than the old one.
   这种新合金比旧的更强大。
2. 2.The car was made of a sodium lead alloy.
   这辆车是用钠铅合金制造的。
3. 3.The scientist used this alloy to make a new type of battery.
   这位科学家用这种合金制作了一种新型电池。