厚薄規

feeler gauge

thick / deep or profound / kind / generous / rich or strong in flavor / to favor / to stress

thickness / also pr. [hou4 bo2]

to favor one and discriminate against the other (abbr. for 厚此薄彼[hou4 ci3 bo2 bi3])

surname Bo

thin / cold in manner / indifferent / weak / light / infertile

meager / slight / weak / ungenerous or unkind / frivolous / to despise / to belittle / to look down on / to approach or near

see 薄荷[bo4 he5]

compass / a rule / regulation / to admonish / to plan / to scheme