oesophagus (also esp US esophagus)

n (pl ~es or -gi / dVaI; 9dVaI/) (medical 医) tube through which food, etc passes from the mouth to the stomach; gullet 食道; 食管: cancer of the oesophagus 食道癌. =>illus at digestive, throat 见digestive、 throat插图.

oddity, oddly, oddment, oddness, odds, odds-on, ode, odious, odiousness, odium, odometer, odor, odorous, odour, odour (US odor), odourless, odyssey, OECD, oecumenical, Oedipus complex, oestrogen, of, of all time, of course, of importance, of itself, of late years, of necessity, of one's own, of the moment, of...importance, of...interest, of...value, off, off and on, off balance, off chance, off duty, off of, off(-),