Conditionla macroexpansion
[计] 条件宏扩展
🧩 词语组成解析
[计] 宏指令扩展
🗣️ 情景例句
I'm glad for the dog.
我真替那只狗高兴。
The history paper was really easy, so was the biology one.
历史试题确实容易，生物试题也很容易。
Last summer, I went to Italy.
去年夏天，我去了意大利。