Kai
n. 卡伊（姓氏）
🗣️ 情景例句
How do you like China so far?
你喜欢中国吗？
He has gone to America.
他去美国了。[动作结束后的结果持续至今]
The change between hot and cold temperatures makes the blood move around the shoulder and the damaged parts begin to repair themselves.
冷热交替使肩膀周围的血液循环，受伤的部位开始自己修复。