Backdeep
后渊
🗣️ 情景例句
That's a great idea, Grandpa!
这太好了， 爷爷。
Work hard, otherwise you'll be sorry.
努力用功，否则你会后悔的。
Following in his father's footsteps many years later, Sir Malcolm's son, Donald, also set up a world record.
很多年之后，马尔科姆爵士的儿子唐纳德踏着父亲的足迹，也创造了一项世界纪录。