【化】 non-polar bond
blame; evildoing; have to; non-; not; wrong【计】 negate; NOT; not that【医】 non-
bally; cruelly; extreme; fearfully; mighty; pole【医】 per-; pole; polus
bond; key【计】 K; key; keyt【化】 key; linkage; spline【医】 bond; key; linkage