Pregniotin
胎盘抗原
🗣️ 情景例句
Let's put some of this stuff away and then take off.
让我们把部份东西拿出来， 然后就走啦。
I've got my hands full.
我手头正忙。
I like having a twin sister.
我喜欢有一个孪生姐姐。