Spirane structure
[化] 螺环结构; 螺旋结构
🧩 词语组成解析
螺烷
🗣️ 情景例句
sacrifices have to be made by one partner from time to time.
总要有一方必须不时做些牺牲。
I'll work for 5 years and then go back to school.
我会工作五年，然后会学校。
He did not know from which part of Africa his ancestor had come.
他不知道祖先来自非洲的什么地方。