Compound a
[医] 化合物A,11-脱氢皮质(甾)酮
🧩 词语组成解析
🗣️ 情景例句
that you are very impressive.
你给人们留下了深刻的印象。
What do economists say about the present crisis?
经济学家们对于现在的危机做何说法？
but each year, the dogs are still sent out into the snow whenever a traveller is in difficulty.
但每年还要派狗到雪山地里去帮助那些遇到困难的旅游者，