Calusterone
[化] 7β,17α-二甲睾酮
🗣️ 情景例句
I'm serious, Philip.
我是认真的， Philip。
Coming events cast their shadows before them.
山雨欲来风满楼。
They may also have used wood and skins, but these have rotted away.
他们也可能用过木头和兽皮，但这类东西早已腐烂殆尽。