...a hybrid between watermint and spearmint.是什么意思？

...a hybrid between watermint and spearmint.

水生薄荷和留兰香的杂交种

hybrid

n. 杂种，杂交生成的生物体，混合物，混合词；adj. 混合的，杂种的；

例句
All the Pomoideae were allopolyploids drived from a doubled hybrid between two remote ancestral types.
所有的梨亚科是由两个远缘祖先类型双杂交演化的异源多倍体.

between

prep. 在…之间，私下，暗中，在…中任择其一，来往于…之间；adv. 当中，中间；

例句
How big is the abyss between what you think you are and what you actually are?
你对自己的认识和真实的你之间差别到底有多大？

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。