Lubricant



GRE

解释

GRE 红宝书

• n. 润滑剂
• ［英］ n. 润滑剂 ( a substance for reducing friction)
• ［类］ splint : mobility / lubricant : friction ( 夹板防止能动性 / 润滑油防止摩擦)
• ［记］ lubricous ( 光滑的, 难以捉摸的) , lubricate ( n.加油润滑)

Webster Collegiate

noun

• Date: circa 1828
• 1. a substance (as grease) capable of reducing friction, heat, and wear when introduced as a film between solid surfaces
• 2. something that lessens or prevents friction or difficulty <a social lubricant>
• ? lubricant adjective

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