oddball

n (infml 口) strange or eccentric person 古怪的人: The new boss is a bit of an oddball. 新老板有点古怪.

ocelot, ochre (US also ocher), Oct, oct(o)-, octagon, octagonal, octane, octane number (also `octane rating), octave, octavo, octet (also octette), October, octogenarian, octopus, ocular, oculist, odd, odd job man, odd jobs, odd-looking, oddity, oddly, oddment, oddness, odds, odds-on, ode, odious, odiousness, odium, odometer, odor, odorous, odour, odour (US odor), odourless, odyssey, OECD, oecumenical, Oedipus complex,