Backtrail
vi., vt. = backtrack
🗣️ 情景例句
No problem, Grandpa.
没有关系爷爷。
The story Sam told wasn't very funny.
萨姆的故事一点意思也沒有。
Textile business has become more and more difficult since the competition grew.
随着竞争的加剧，纺织品贸易越来越难做了。