Serolemma
胞浆膜, 胎儿羊膜外层
🗣️ 情景例句
He won't pay attention to anybody.
他不会听取任何人的建议。
Please look at the data of this first chart.
请看第一幅图表的数据。
When's the next train?
下一班车是什么时候？