emptiness

n. 空虚,无知

emphatically, emphysema, empire, empire-building, empirical, empirically, empiricism, empiricist, emplacement, employ, employ oneself in, employable, employee, employer, employment, employment agency, emporium, empower, empress, empties, empty, empty into, empty of, empty-handed, empty-headed, emu, emulate, emulation, 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,