自行車
Bike \Bike\, n. [Ethymol. unknown.] A nest of wild bees, wasps, or ants; a swarm. [Scot.] --Sir W. Scott.
bike n 1: a motor vehicle with two wheels and a strong frame [syn: {motorcycle}] 2: a wheeled vehicle that has two wheels and is moved by foot pedals [syn: {bicycle}, {wheel}, {cycle}] bike v : ride a bicycle [syn: {bicycle}, {cycle}, {pedal}, {wheel}]