rotary launcher

例句：

1. 1. The rotary launcher is used to fire smallprojectiles at high altitudes.
   旋转发射器用于在高海拔处发射小型弹丸。
2. 2. The military uses rotarylaunchers to launch missiles from theiraircraft carriers.
   军队使用旋转发射器从其航空母舰上发射导弹。
3. 3.The scientist developed a new type of rotary launcher that could be used forlong-range ballistic missiles.
   科学家开发了一种新型旋转发射器，可用于远程弹道导弹。