Placcntal barrier
[医] 胎盘障壁
🧩 词语组成解析
🗣️ 情景例句
The price for one person for a ten-day tour is only $ 1088, which includes round-trip airfare.
十日游每人只要1088美元。这个费用包括来回机票。
Feed by measure and defy physician.
饮食有节制，医生无用处。
The turtle at last gives up by pulling his feet under his shell and the game is over.
海龟终于屈服了，将4条腿缩进壳内。