Replacement circuit
[计] 替换电路
🧩 词语组成解析
🗣️ 情景例句
Do we have to pre-book tours, or can we get them on site?
我们必须预定行程， 还是到那个地方再说？
I dropped the letter in the mailbox on the corner.
我把信放到角落上的邮箱里。
In those days, boxers fought with bare fists for prize money.
当时，拳击手们不戴手套，为争夺奖金而搏斗。