Higher mathematics
[计] 高等数学
🧩 词语组成解析
[经] 上扬
🗣️ 情景例句
I thought he was retired
我原以为他退休了
My brother is twice as tall as your sister.
我弟弟比你妹妹高一倍。
first, those whose work is work and whose pleasure is pleasure;
第一类是分清工作是工作，娱乐是娱乐的人；