vt.& vi. 代替,替换,代用;
n. 代替者;替补(运动员);替代物;[语法学]代用词;
vi. 用…替代;
sub在下面,副手,次一等+stitute放置→在下面放着→替代人员;代替
🗣️ 情景例句
Then an adult must sign for you.
那就必须有一位成年人来替你签字。
Is this a recorded program?
这是不是录音节目?
Even a telescope in orbit round the earth, like the very successful Hubble telescope, would not be suitable because of the dust particles iron solar system.