| 对不对 | duì bù duì | right or wrong? / Is it right? / OK, yes? (colloquial) | 
| 对 | duì | right; correct / towards; at; for / concerning; regarding / to treat (sb a certain way) / to face / (bound form) opposite; facing; matching / to match together; to adjust / to fit; to suit / to answer; to reply / to add; to pour in (a fluid) / to check; to compare / classifier: couple; pair | 
| 不 | bù | no; not so / (bound form) not; un- | 
| 不对 | bù duì | incorrect / wrong / amiss / abnormal / queer | 
| 对 | duì | right; correct / towards; at; for / concerning; regarding / to treat (sb a certain way) / to face / (bound form) opposite; facing; matching / to match together; to adjust / to fit; to suit / to answer; to reply / to add; to pour in (a fluid) / to check; to compare / classifier: couple; pair |