| 词汇 | gravel |
| 释义 | gravel noun[ U ] uk /ˈɡræv.əl/ us /ˈɡræv.əl/ small, rounded stones, often mixed with sand: 沙砾，砾石 a gravel path石子路 Massimiliano Alessandro/EyeEm/GettyImages Road surfaces & features asphalt asphalting bike lane bitumen black spot cycle lane cycle track double yellow line dropped kerb fast lane paver paving stone potholed pull someone in ramp tarmac tight turn traffic island unploughed verge gravel | American Dictionarygravel noun[ U ] us/ˈɡræv·əl/ very small, rounded stones, often mixed with sand: Gravel covers the driveway. Examples of gravelgravel This river system consisted of active channels with fast transport of sand grains and gravel. Granulometry of the conglomeratic layers appears to indicate that coastal gravel beds were subsequently reworked by fluvial activities. The gravel deposits are made up of relatively well-sorted and rounded metamorphic and volcanic clasts. Pieces of red brick, bits of smooth drainpipe, thick chunks of old cement, and that blue gravel you see on graves. The two settlements are linked by a gravel road across the mountain ridge. The gravel pit itself is used for angling purposes and is unsuitable as a feeding ground for birds because of its depth and steep sides. These were finer than the original sediments that form the top of the active layer (sandy gravel). Tubs were filled with sandy secondary forest topsoil over 5 cm of coarse gravel. To the south there is a gravel and clay wady. Extractors often mixed fossil copal with inferior copal resins, and sometimes with other adulterants like sand and gravel in attempts to inflate the price. The floor was covered with gravel to control weeds and prevent puddles during the rainy season. Fine-grained sediments, intercalated between two gravel deposits and also rich in plant macrofossils, occur at the base of the exposure. One specimen comes from a gravel pit, and another specimen was found buried in sediments below the marine limit. In the absence of gravel deposits, roads outside the shell ridge area are often surfaced with pulverized shell material. Consider a simple domain involving a hopper full of gravel and two trucks. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Collocations withgravelgravelThese are words often used in combination with gravel. Click on a collocation to see more examples of it. gravel bar It passes over a gravelbar, then receives three small creeks in succession from the left in a fairly steep forest canyon. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. gravel beach Fishing, camping, picnicking, boating, and a gravelbeach swimming area are popular activities. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. gravel bottom Large stretches of the river flow shallow over a gravelbottom. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. See all collocations with gravel |
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