Lanostenol
羊毛甾烯醇, 二氢羊毛甾醇
🗣️ 情景例句
Have you ever done any work in this field?
你曾经干过这一行吗？
You haven't changed a bit!
你一点都没变！
Which speech are you going to listen to this afternoon?
今天下午你准备去听哪个报告？