Polyembryonic
多胚的
🗣️ 情景例句
No, I'm not kidding.
不， 我不是说笑。
I am not sure such data does exist.
我不确定是否有这样的资料存在。
It was noticed that there were no signs or warnings on the supply lines that ran round the port.
人们这才注意到，铺设在码头周围的供应管道上没有贴标签或告示。