Mesoectoblast
[医] 中外胚层
🗣️ 情景例句
And next time we'll bring Michelle.
下次我们带Michelle来。
Yes, we have been interested in new system.
是的，我们对新系统很感兴趣。
It was an important part of Native American's existence.
野牛是美洲土著人赖以生活的重要部分。