Maybe the compounds are deterrent to nectar robbers, who take nectar without pollinating.

也许这种化合物能够对那些不授粉就抢夺采蜜大盗起到威慑作用。

With their razor sharp mandibles, they find it easy to rob the flowers of their nectar.

在它们般锋利上腭助，它们能轻易掠取花中蜜汁。

Less rainfall means fewer crops and wild flowers that will provide nectar that bees need to make honey.

降雨量少，意味着能够为酿造蜂蜜提供庄稼和液化就越少。

What a spread, Dave. That sausage plait is the ultimate sausage roll.It's nectar to the gods, dude.

香肠卷真是太棒了 简直就是天堂料理。

But Richardson and his colleagues have come up with yet another function for nectar's chemicals: as medicine for bees.

那就是它是蜜蜂一种药物。