Ferrocart
[电] 纸卷铁粉芯
🗣️ 情景例句
It's tough getting an O.K. from the boss.
很难从老板那听到声“同意”。
How much is a bus ticket?
公共汽车票要多少钱？
Boys' relay: The winners -- Class 3! (Hooray!) Well done!
男子接力赛：获胜者--3班！（好！）干得好！