Train-sets
(train-set 的复数) 模型铁路（玩具）；成套火车
🧩 词语组成解析
n. 集合, 设置（set的复数）
🗣️ 情景例句
You are better off waiting'till you get married before doing anything stupid.
你如果想做傻事的话，最好等到结婚后。
I'll come. I give you my word.
我会来的。我向你保证。
It weighed nearly 500 pounds.
重达500磅左右。