Placentapeptone
[医] 胎盘胨
🗣️ 情景例句
Stay ... stay.
再待一会儿……再一会儿。
Self-trust is the essence of heroism.
自信为英雄品质之本。
Let us suppose that a child suddenly crosses the road in front of you.
让我们假设一个小孩子突然在你前面穿过马路。