【机】 bottom irregularities
base; bottom; floor; foot; fundus; root; sole
【医】 basilar apophysis; basilar process; pars basilaris
nay; no; non-; nope; not; without
【医】 a-; non-; un-
advise; compasses; dividers; gauge; plan; rule
【医】 gage; gauge
complete; full; whole
【经】 flat