Quin
n. 五个一套；五胞胎（等于quintuplet）
📖 牛津释义
quin
(US quint ) n (infml 口) =quintuplet.
🗣️ 情景例句
What are you getting at?
你想说明什么？
I'd say the expected delivery date should be by the end of the month.
我得说预定发货日期应该在本月底。
The basic features include a crest (the highest point of the wave),
它们的基本特征包括浪峰（波浪的最高点）