Positional isomer
[机] 位置异构物
🧩 词语组成解析
a. 位置的, 地位的
n. 异构体\\n[化] 异构体
🗣️ 情景例句
I have to get to a phone.
我得去找个电话。
What time does the train for Boston leaves?
去波士顿的火车几点开？
Don't forget to give her some food and change her water, will you?
请不要忘记给她一些食物和换水，你不会忘记吧？