Backward chaining
[计] 反向链接
🧩 词语组成解析
[计] 链接
🗣️ 情景例句
You are one fantastic mom,
是一位好母亲。
The worker is pounding steel pipes to mend the leakage of water.
管道工为了修缮漏水而敲打着下水道的铁管。
Its origin is still a mystery now.
它的起源至今仍是个谜。