调换

to exchange / to change places / to swap

to transfer / to move (troops or cadres) / to investigate / to enquire into / accent / view / argument / key (in music) / mode (music) / tune / tone / melody

to harmonize / to reconcile / to blend / to suit well / to adjust / to regulate / to season (food) / to provoke / to incite

to exchange / to change (clothes etc) / to substitute / to switch / to convert (currency)