Open-Shut

基本解释

Door casement is opened shut use transverse and mobile means.
门窗扇启闭采用横向移动方式。
Slowly open shut off valves.
慢慢开启关闭阀。
In this paper,the authors presented the design idea and method of a quick open shut mechanism,analyzed the motional and dynamic relation on which the mechanism is designed and manufactured.
介绍了一种快速启闭机械装置的设计思想和设计方法,详尽分析了该机械装置赖以设计制造的运动和动力关系。
Her mouth open and shut, but no sound come out.
她的嘴张开又闭上了，没有发出声音。
My eyes finally right opened shut
我的眼睛最终明白的闭上