Tie-backs
(tie-back 的复数) （采矿）警告挡梁
🧩 词语组成解析
tie
[taɪ]
n. 关系;领带，绳子;平局;束缚，限制;
vt. （用线、绳等）系;（在线、绳上）打结;连接;与…成平局;
vi. 打结，系上;平局;被用带（或绳子等）系住;
n. 后背, 脊背；后卫（back的复数形式）
🗣️ 情景例句
Mom says we can give her a going-away surprise party.
妈妈说我们可以给她举行一个让她惊喜的欢送派对。
Don't forget to phone to let us know you arrived safely.
不要忘记打电话，告诉我们你已经安全抵达。
This time, the policeman lost his temper.
这一次警察火了。