Tetrads
四色相(等间隔)配色
🗣️ 情景例句
We loved it.
太棒了，谢谢你。
Nothing for nothing and very little for a half penny.
一分钱，一分货。
The children shouted to the driver, but he did not hear them.
孩子们对着司机喊叫着，但是他没有听见。