| 单词 | lubricating substance |
| 释义 | lubricating substance (once / 11819311 pages) n WORD FAMILY lubricating substance: lubricating substances USAGE EXAMPLESHyaluronic acid is a lubricating substance found naturally in the joints. US News(Jan 06, 2015) n a substance capable of reducing friction by making surfaces smooth or slippery Syn|Hypo|Hyper lube, lubricant, lubricator drilling fluid, drilling mud a mixture of clays and chemicals and water; pumped down the drill pipe to lubricate and cool the drilling bit and to flush out the cuttings and to strengthen the sides of the hole motor oiloil used to lubricate the moving parts of a motor substance a particular kind or species of matter with uniform properties |
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