Spirostanone
[化] 螺甾烷酮
🗣️ 情景例句
What's the nature of the problem?
是什么样的问题？
Man is the artificer of his own happiness.
人之幸福，自己创造。
I always carry matches with me at such times and I tore out the pages of the first chapter of the book I was reading to get the fire going.
在这样的时候我身上总是带着火柴的，为了让火堆燃下去，我从我正在看的那本书的第一章撕下几页。