Quadriad
n. 四个一组(或一套、一系列)
🗣️ 情景例句
According to my experience, I agree that yours are of better quality.
有我的经验来判定你们的产品的确较好。
I should have studied last night, but I was too tired.
我昨晚应该学习，但是我太累了。
My name is Kate Green. I am English. I am seven.
我的名字是凯特格林，我是个英国人，七岁了。