Their field-work is one perpetual feast; but, however exhilarating the sunshine or bountiful the supply of flowers, they are always dainty feeders.

他们的田野工作是一场永恒的盛宴; 但是，无论阳光多么令人振奋， 鲜花供应多么丰富， 它们总是精致的喂食者。