smokestack hood

例句：

1. 1. smokestack cover例句：1. The factory's old smokestack hood was replaced by a new one.
   工厂的旧烟囱帽被一个新烟囱帽替换了。
2. 2. The engineer inspected the smokestack hood for any leaks.
   工程师检查烟囱帽是否有泄漏。
3. 3. The workers were instructed to remove the smokestack hood before starting the engine.
   工人们被指示在启动引擎前拆除烟囱帽。