mercenary

adj．唯利是图的 n．雇佣兵

menstruate, menstruation, mensuration, mental, mental arithmetic, mental home, mental hospital, mental patient, mentality, mentally, menthol, mentholated, mention, mentor, menu, MEP, mephistophelean, mercantile, mercantile marine, Mercator's projection, Mercedes, mercerize, mercerise, merchandise, merchandising, merchant, merchant bank, merchant marine, merchant navy, merchant seaman, merchant ship, merchant shipping, merciful, mercifully, merciless, mercilessly, mercurial, Mercury, mercy, mercy killing, mere, merely, meretricious, meretriciously,