Blastulation
囊胚形成
🗣️ 情景例句
No, thank you.
不， 谢谢 。
He was so startled that he yelled.
他惊吓得高声喊叫。
Every child that is born into his group will share them with him,
每一个和他诞生在同一个社团中的孩子和他一样具有相同的风俗；