Whatever their name, these hardworking bees have always played a strong supporting role to hived honey bees.
无论它们叫什么名字，这些勤劳的蜜蜂对于群居的蜜蜂总是起着很大的支持作用。
Bees are vital to the nation's food supply because of the role they play in pollinating crops.
由于蜜蜂在作物授粉中扮演重要角色，因此对全国食物供应也有至关重要的作用。
The bees also play a vital role in pollinating flowers to sustain vegetation.
蜜蜂也扮演传播花粉以维持植物生长的关键角色。
Sugar and pollen play an important role in the development and reproduction of bumble bees.
糖和花粉对熊蜂的生长发育和繁殖起重要作用。
Sugar and pollen play an important role in the development and reproduction of bumble bees.
糖和花粉对熊蜂的生长发育和繁殖起重要作用。
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