尺规作图

ruler and compass construction (geometry)

worker / workshop / (slang) troublesome / high-maintenance (person)

to do; to engage in / to write; to compose / to pretend; to feign / to regard as; to consider to be / to be; to act the part of / to feel (itchy, nauseous etc) / writings; works

diagram / picture / drawing / chart / map / CL:張|张[zhang1] / to plan / to scheme / to attempt / to pursue / to seek

one of the characters used to represent a musical note in gongche notation, 工尺譜|工尺谱[gong1 che3 pu3]

a Chinese foot / one-third of a meter / a ruler / a tape-measure / one of the three acupoints for measuring pulse in Chinese medicine / CL:支[zhi1],把[ba3]

variant of 規|规[gui1]

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

ruler and compass (in geometric constructions)