Phakomatoblast
母斑母细胞
🗣️ 情景例句
Don't worry, Gemma.
别担心 Gemma。
Did you give it to him yourself?
你自己亲自交给他吗？
These satellites go round the earth and help us to learn more about the earth, the weather and other things.
这些卫星绕着地球转，帮助我们更好地了解地球、天气和其他情况。