Mathematical relation
数学关系
🧩 词语组成解析
🗣️ 情景例句
Do? I don't know.
读什么 ？我不知道。
He who rides a tiger is afraid to dismount.
骑虎者难下。
He gets a good salary, but he always borrows money from his friends and never pays it back.
他的薪水很高，但他却总是向朋友借钱，并且从来不还。