| 释义 | 
		grav·el I. \ˈgravəl\ noun (-s) Usage: often attributive Etymology: Middle English, from Middle French gravele, from Old French, diminutive of grave, greve pebbly ground, pebbly shore, perhaps of Celtic origin; akin to Middle Breton grouanenn sand, Welsh gro — more at grit 1. obsolete  : sand 2.   a.  : loose or unconsolidated material consisting wholly or chiefly of rounded fragments of rock ranging in size from 2 millimeters to a meter or more in diameter — compare conglomerate, sand  b.  : a stratum of such material or a surface (as of a walk) covered with such material 3.  : a light grayish yellowish brown that is yellower and paler than almond brown and stronger than Cuban sand — called also meerschaum 4.   a.  : a deposit of small calculous concretions in the kidneys and urinary bladder  b.  : the condition of having such a deposit II. verb (graveled or gravelled ; graveled or gravelled ; graveling or gravelling \-v(ə)liŋ\ ; gravels) transitive verb 1.  : to cover or spread with gravel 2.   a.  : to put at a loss : perplex, confuse, nonplus   < completely graveled by his sister's reasoning >  b.  : irritate, annoy, embarrass, bother   < those recurrent minor frictions that gravel the soul >   < used to gravel her by saying that no great poet ever had such a loyal friend — Christopher Morley > 3.  : to lame (a horse) by gravel lodged between the shoe and foot intransitive verb 1. dialect  : to dig in gravel  < a dog graveling for a bone > 2. of a bird  : to replenish the crop with gravel 3. of rock  : to wear down to gravel III. adjective  : harsh and usually irritating — used chiefly of the human voice |