Interbreeding
[医] 杂种繁殖
🗣️ 情景例句
Everybody help yourselves.
大家请便吧。
School should be a time for learning.
学生时代，应该学习许多重要的事情。
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。