Constant difference
[建] 常数, 恒量; 不变的, 恒定的
🧩 词语组成解析
🗣️ 情景例句
Susan, will you marry me?
Susan，你愿意嫁给我吗？
Do you ever work at the factory on Sunday?
你曾经在星期日在工厂工作吗？
and that is what all patients demand of their doctors----to be cured at no inconvenience to themselves.
病要治好，但不要太麻烦。