earn one's keep片語KK [ɝn wʌnz kip] /ɝn wʌnz kip/發音片語1自食其力、以工作換取食宿、掙口飯吃He worked on the farm all summer to earn his keep.他整個夏天在農場幹活,以工作換取食宿。2值得留用、有存在價值、不白養That old printer still earns its keep in our office.那台舊印表機在我們辦公室裡還很有用,沒白留著。