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])
叨
=
刀
+
口
:
Don Quixote (d) is chopping up a mandarin (口) with a cleaver (刀) in front of the aorta (ao1), but because he is chatting (叨) so much he doesn't pay attention and chops off his fingers.