校对

校对	jiào duì	proofreader / to proofread / to calibrate
校	jiào	to check; to collate; to proofread
校	xiào	(bound form) school; college / (bound form) (military) field officer
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