motorcycle – n. a two-wheeled vehicle that is powered by a motor

taxi – n. a car or other vehicle used to transport passengers in return for payment

lubricant – n. an oil or other substance used to reduce resistance

battery – n. a container in which chemical energy is changed into electricity and used for power

commercial – adj. involving or related to trade or business

reliable – adj. dependable; good or trustworthy

bag – n. a device used to carrying things
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