dead mild steel

例句：

1. 1. The car was made from dead mildsteel.
   这辆车是用生铁制造的。
2. 2.Steel is a strong and durable material thatis used in many different applications.
   钢铁是一种强韧耐用的材料，被用于许多不同的应用中。
3. 3. The construction of the bridgewas made from dead mild steel.
   这座桥的建设使用了生铁。