be my guest片語KK [bi maɪ gɛst] /bi maɪ ɡɛst/發音片語1請自便、儘管用、不用客氣口語If you want another slice of cake, be my guest.你想再吃一塊蛋糕的話,請自便。2隨你便、你愛怎樣就怎樣口語,略帶不以為然You want to tell the boss yourself? Be my guest.你想自己去跟老闆講?隨你便。