Placcntal barrier
[医] 胎盘障壁
🧩 词语组成解析
🗣️ 情景例句
What did I do with the rings?
我把戒指放哪儿了？
Until when?
借到什么时候？
For all his life, he had known that people suddenly disappeared from their villages.
他一生中，听说过有的人突然间在他们的村庄失踪了。