Quadrupler
[计] 四倍器, 乘装置
🗣️ 情景例句
Great job!
干得好，干得妙！
So far, so good.
到目前为止还好。
A bird had snatched up the snake from the ground and then dropped it on to the wires.
一只鸟把蛇从地上抓起来，然后把它扔到了电线上。