Mathematical relation
数学关系
🧩 词语组成解析
🗣️ 情景例句
when I was about eighteen years old.
那时我差不多十八岁。
It is not work that kills, but worry.
劳动不伤人，忧虑才伤人。
The Cutty Sark was one the fastest sailing ships that has ever been built.
“卡蒂萨克”号是帆船制造史上建造的最快的一艘帆船。