cast trimming

例句：

1. 1. The craftsman cast the metal into shape.
   工匠将金属铸造成形。
2. 2. Casting is a process used to make many different types of metal products.
   铸造是一种制造多种金属产品的过程。
3. 3. The statue was cast from a single block of stone.
   这个雕像是从一个整块石头上雕刻出来的。