Quadriad
n. 四个一组(或一套、一系列)
🗣️ 情景例句
Throughout my education.
学生时代。
Before gold,even kings take off their hats.
在黄金面前，国王也要脱帽。
He also said that he had found five empty whisky bottles which the ghost must have drunk the night before.
他还说他发现了5只空的威士忌瓶子，肯定是鬼魂昨天晚上喝的。