Preplacental
[医] 胎盘形成前的
🗣️ 情景例句
But I have promises to keep,
但是我有约要赴
Jack grew timid when he saw the size of the shoes on the front step.
杰克看到了放在玄关的鞋子的尺寸时，甚为吃惊。
Mum and Dad were not at home.
爸爸妈妈不在家。