Blastocoel
n. [生物]囊胚腔, 分裂腔
🗣️ 情景例句
Learning to express oneself well in an important part of education.
学会把意思表达清楚是受教育的一个重要方面。
I haven't nothing to declare.
我没有要申报的东西。
First of all, don't come in here without a teacher.
首先，没有老师领着不要进这儿。