Actiniasterol
[化] 海葵甾醇
🗣️ 情景例句
I'm sorry, Alexandra.
我为你难过 Alexandra。
Then I asked him if he knew anybody in New York .
然后我问他是否他在纽约认识人。
but hauling it out of the water proved to be a serious problem.
可是把盘子捞出却是一个很大的难题。