Tetrads
四色相(等间隔)配色
🗣️ 情景例句
What number are you at?
你的电话号码是什么？
I gave her my address and she gave me hers.
我把我的地址给她，她也把她的给了我。[九六广州初中会考]
Thank you, doctor, said Mrs. Brown.
“谢谢你，医生，”布朗夫人说。