Relocatable expression
[计] 浮动表达式, 可重定位表达式
🧩 词语组成解析
[计] 可再定位的; 浮动的
🗣️ 情景例句
If you had to describe the book in one sentence,
假如要你用一句话来描述这本书，
Which train do I take to Philadelphia?
去费城乘哪趟车？
Sure! You're welcome!
当然！欢迎你！