Epiblastic
外胚层的
🗣️ 情景例句
I have a full house.
我有一个罗汉。
Hotels in America don't usually serve dinner in the rooms.
在美国的旅店里，正餐通常是不送到房间里。
Morning, Mr. Wu! I see you're on foot today.
早上好，吴先生！今天我看见您走路来的。