【化】 epichlorohydrin
chlorine
【医】 C1.; chlor-; chlorine; chlorinum; chloro-; chlorum; niton
armour; first; nail; shell
【医】 carapace; concha; conchae; helo-; nail; onycho-; onyx
era; generation; take the place of
【电】 generation
【化】 ethylene epoxide; ethylene oxide; oxane