Monoid
[计] 独异点; 类群
🗣️ 情景例句
Hi, Son. Is everything all right?
嗨 ，孩子 一切都顺利吗？
We trust that you will quote us your most favorable price for big quantities.
相信由于我方大量订购贵方能报最优惠价格。
you're likely to get five different answers, --
你很可能得到5种不同的答复，