Cis-isomeride
[建] 顺式异构体
🧩 词语组成解析
[计] 中央信息系统, 字符指令系统, 计算机信息服务, 用户信息系统
同分异构体
🗣️ 情景例句
What time is my lunch date with Bill Levine?
我与Bill Levine 约好的中饭时间是几点？
My sister worked as a secretary before she got married.
在她结婚了以前，我的姐姐为一位秘书。
It was Wednesday.
昨天是星期三。