Placentotoxin
胎盘毒素
🗣️ 情景例句
We've been driving for hours with no gas station in sight.
我们开车开了好久也没有看到一个加油站。
They don't know when the wedding will be.
他们不知道婚礼将是什么时候。
What will you do if you win a lot of money?
要是你赢了许多钱，你打算做什么呢？