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
All rihgt!
太好了！
They are hot tempered.
他们肝火太盛。
It obviously could not tell the difference between Indian music and jazz!
显然，它分辨不出印度音乐和爵士乐！