Helixor
螺旋充气装置
🗣️ 情景例句
He was very hard driven.
他被迫拼命干活。
We shall never have friends if we expect to find them without fault.
指望朋友无缺点，永远休想交朋友。
I don't know whether you realize it, but this condition is essential to us.
我不知道你是否了解，但是，这个条件对我们是必要的。