Actiyator
[电] 调速控制器
🗣️ 情景例句
Sure, but never before have we had payment in RMB.
当然可以，不过我们从来没有用过人民币付款。
There may be different ways of doing business.
有很多不同的方式。
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。