texture / grain (of wood) / inner essence / intrinsic order / reason / logic / truth / science / natural science (esp. physics) / to manage / to pay attention to / to run (affairs) / to handle / to put in order / to tidy up
to read / to study (a subject) / to attend (a school) / to read aloud / to give (sb) a tongue-lashing (CL:頓|顿[dun4]) / to miss (sb) / idea / remembrance / twenty (banker's anti-fraud numeral corresponding to 廿[nian4])