epidermis

n. 表皮，外皮

environmentalist, environmentally, environs, envisage, envision, envoy, envy, enzyme, eon, EP, epaulet, epaulette (also esp US epaulet), epee, ephemera, ephemeral, epic, epicentre (US epicenter), epicure, epicurean, epidemic, epidural, epiglottal, epiglottis, epigram, epigrammatic, epilepsy, epileptic, epilogue, Epiphany, episcopal, episcopalian, episiotomy, episode, episodic, epistemology, epistle, epistolary, epitaph, epithet, epitome,