Quadrupler
[计] 四倍器, 乘装置
🗣️ 情景例句
I reckon that all rock songs are rubbish.
我觉得所有的摇滚乐都是垃圾。
To ride a motorcycle
骑摩托车
How it came about that snakes manufactured poison is a mystery.
蛇是怎样产生毒液的，这是一个谜。