removable hatch

例句：

1. 1. The aircraft has a removable hatch on the side for easy access to the cargo hold.
   这架飞机侧面有一个可移动的舱口，便于轻松进入货仓。
2. 2. The engineers had to remove the hatch before they could start working on the machine.
   工程师们必须先打开舱口才能开始修理这台机器。
3. 3.The ship's crew was able to open the hatch and release the trapped passengers.
   船员能够打开舱口，释放了被困的乘客。