outboard motor

removable engine that is attached to the outside of the back (stern) of a boat （装在船尾外可拆卸的）船外发动机. =>illus at dinghy 见 dinghy 插图.

out of place, out of power, out of practice, out of proportion, out of question, out of sight, out of step, out of the corner of one's eye, out of the question, out of touch, out of work, out-, out-and-out, out-of-phase, out-of-shape, out-patient, out-tray, outage, outback, outbid, outbreak, outbuilding, outburst, outcast, outcaste, outclass, outcome, outcrop, outcry, outdated, outdistance, outdo, outdoor, outdoors, outer, outer space, outermost, outface, outfall, outfield,