Mail-train
n. 邮政列车
🧩 词语组成解析
mail
[mel]
n. 邮件，邮政;邮政（制度）;邮务员，邮递员;〈古〉袋，旅行包;
vt. 邮寄;给…穿盔甲;
vi. 投邮;
🗣️ 情景例句
But you may rest assured that the payment is guaranteed.
但是你尽可以放心，我们的付款是有保障的。
Every salesman boasts of his own wares.
老王卖瓜，自卖自夸。
Who's that girl?
那个女孩是谁？