By offering fly-through hospitality, the trees win the prize of a brush with a pollen-covered bee and the chance of cross-pollination with another tree.
杏树为蜜蜂提供了丰盛的食物和落脚休息之地，其回报是浑身沾满花粉的蜜蜂与花朵的亲密接触，因而得到与其他杏树异株授粉的机会。
The bee dances for some time. And the length of its dance tells the other bees how far they must fly to reach the flowers.
蜜蜂跳舞有一段时间的话，那他跳舞的时间长短就告诉其他蜜蜂要飞的多远才能看到那些花。
Bee fly: any of various flies of the family bombyliidae that resemble bees feed on nectar and pollen and have larvae that are parasitic on bees wasps and other insects.
蜂虻：蜂虻科中各种外表象蜂的蝇，它们以花粉和花蜜为食，其卵产于并寄生于蜜蜂、黄蜂和其它昆虫。
应用推荐