Pregastrulation
原肠形成前期
🗣️ 情景例句
I got a college education by joining the military
我参军而上的大学。
I ought to not bother him any more.
我应该不要打扰他了。
Then we'd better pick the rest of these cabbages before the weather changes.
那么我们最好在天气变化之前就把其余的包心菜都收回来。