看到网上一个例句.

来源: 2014-09-27 18:41:02 [博客] [旧帖] [给我悄悄话] 本文已被阅读:

The moving of heavy-duty weaponry has undergone the stage from the use of draught animals to mechanized haulage.
重型装备的驮运已经从骡马化发展到机械化。