kick-off orifice

例句：

1. 1. The engineers are working on a new kick-off orifice design for the new machine.
   工程师们正在为新机器设计一个新的启动口。
2. 2.The team needs to find a way to kick-off their project without delay.
   团队需要找到一种方法，不拖延地启动他们的项目。
3. 3. The researchers have developed a new method to improve the efficiency of the kick-off orifice.
   研究人员已经开发了一种新方法，以提高启动孔的效率。