Blastulation
囊胚形成
🗣️ 情景例句
That's all right.
没关系。
I succeeded because I willed it; I never hesitated.
我成功是因为有决心，从不犹豫。
Obviously, it has not been planned for the good of its inhabitants.
显然，现代化的城市不是为居民的利益而规划的。