Placentolysin
胎盘溶素
🗣️ 情景例句
Yes, I am. I'd like some wine and roast duck.
是的。我想要些酒和烤鸭。
By reading we enrich the mind; by conversation we polish it.
读书可以使我门的思想充实，谈话使其更臻完美。
Yes, it's mine.
对，是我的。