Cis-2-butene
[化] 顺式-2-丁烯
🧩 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
n. [化]丁烯
🗣️ 情景例句
I'm going to play with a group of friends.
我打算和朋友一起玩。
To ride a bicycle
骑自行车
We have just moved into a new house and I have been working hard all morning.
我们刚刚搬进一所新房子，我辛辛苦苦地干了整整一个上午。