emulation

n. 竞争，仿效

emplacement, employ, employ oneself in, employable, employee, employer, employment, employment agency, emporium, empower, empress, empties, emptiness, empty, empty into, empty of, empty-handed, empty-headed, emu, emulate, emulsify, emulsion, en bloc, en famille, en masse, en passant, en route, en suite, en- (also em-), enable, enable sb. to do sth., enable...to, enact, enactment, enamel, enamor, enamoured (US enamored), encamp, encampment, encapsulate,