Pregastrulation
原肠形成前期
🗣️ 情景例句
My slogan is I care.
我的口号是 我关心 。
They that do nothing learn to do ill.
游手好闲，容易学坏。
In his youth, his father and grandfather often told him stories about their family history.
年轻时，他的父亲和祖父常常同他说起他们的家史。