词根词缀：mechano-, mechan-; mechanico-; machin-

【来源及含义】Greek makhana, machana > Latin machina: machine, device, tool; an apparatus for applying mechanical power to do work; mekhanikos > machynen, decide a course of action, contrive, plot contrivance; a machine or the workings of machines

【同源单词】aeromechanics, agricultural mechanics, backyard mechanic, biomechanical, biomechanics, dentomechanical

词根词缀：stypt-

【来源及含义】Greek: astringent [from the verb styphein, "to contract, to be astringent"

【同源单词】mechanical styptic, stypsis, styptic collodion, styptic pencil, styptic, stypticity