Limit switch(open,close)
[化] 极限开关
🧩 词语组成解析
🗣️ 情景例句
Our troop was under his command.
我们的部队由他指挥。
Out main aim is to please the customers.
我们的目的是让顾客满意。
What shall we do then?
那么我们干啥？