oil-bearing

adj (of areas of rock underground) containing mineral oil （指地下岩层）含矿物油的.

offset, offshoot, offshore, offside, offspring, oft, oft-times, often, ogle, ogre, ogrish, oh, Ohio, ohm, OHMS, oho, oil, oil rig, oil slick, oil well, oil-colour (also `oil-paint), oil-fired, oil-painting, oil-palm, oil-tanker, oilcake, oilcan, oilcloth, oiled, oilfield, oiliness, oilskin, oily, ointment, okapi, okay, okay (also OK), okey, okra, old,