moulds例句
The
moulds for the foundry are made in the tool-room area.
铸造车间的模具是在工具间生产的。
This punch can strike out four
moulds at a time.
这台冲床能一次冲出四只模子.
Different fossils have been preserved in different ways - some as
moulds or casts.
不同类别的化石是以不同的方式保存下来的 ― ―有的如同模型或模压品.