two birds with one stone片語KK [tu bɝdz wɪð wʌn ston] /tu bɝdz wɪð wʌn stoʊn/發音片語1一舉兩得、一箭雙鵰、一石二鳥多與 kill 連用Biking to work kills two birds with one stone: exercise and savings.騎自行車上班一舉兩得，既能運動又能省錢。