removable hatch

• 活动舱口

removable hatch的用法和样例：

例句

1. Both men quickly disappeared down the hatch.
   两个人很快从舱口下去不见了。
2. The watchful snatcher dispatched a batch of cotants to the hatch.
   密切注意的绑架者发送一批战士到舱口盖。