Old-boy
老生；（招呼用）老朋友
🧩 词语组成解析
old
[old]
adj. 老的;古老的;以前的;（用于指称被替代的东西）原来的;
n. 古时;
boy
[bɔɪ]
n. 男孩，少年;儿子;小伙子，家伙;服务员;
🗣️ 情景例句
You mean from the food?
是不是吃东西引起的？
We are thinking of placing an order for your Flying Pigeon Brand bicycles. We would be very grateful if you could make us an offer for 200 ones with details.
我们正打算订购你方的飞鸽牌自行车。如果你们能给我们（购买200台的详细报盘将不胜感激。
I will be back by the end of next month.
我下个月底会回来。