词汇 | pebble |
释义 | pebble noun[ C ] uk /ˈpeb.əl/ us /ˈpeb.əl/ a small smooth round stone, especially one found on a beach or in a river: (尤指沙滩或河流中的)卵石,砾石 This part of the coast has pebble beaches.海岸的这一部分有几处砾石海滩。 Emmanuel Coupe/Photolibrary/GettyImages Geology - general words Anthropocene anticline apophysis auriferous biozone carboniferous continental plate geologically geomorphic gully erosion henge Holocene Permian petrographic petrographically petrography petrological Precambrian rockfall syncline Related wordpebbled pebble | American Dictionarypebble noun[ C ] us/ˈpeb·əl/ a small stone, made smooth by the action of water Examples of pebblepebble Using a 2 m stepladder, beach pebbles of varying shapes and mass, were dropped to a maximum of four metres. This consists of coarse-grained sandstones with frequent pebbles or thin interbeds of small pebble conglomerates. We should not of course conclude that all pebbles or points of the compass are indifferent ! The pebbles cemented in guano, are in a swale about 10 m east of the 1911 hut porch. The pebble is smaller than the associated depression, but this could be an effect of recent erosion. To play the game, some number of counters, or pebbles as we shall call them, are distributed over the vertices of the grid. Seed-eating animals probably wonder whether a particular speck on the ground is a pebble or a partly buried seed. This would, of course, readily account for the good fit between the pebble shape and the underlying sandstone. The facies is generally reverse-graded with an imbricated pebble layer at its top. There then follows another change in sediments with some breaks (including coarse sandstones with pebbles), which indicate strong activation of volcanicity. It penetrates coarse sand more readily than fine, and fine sand than wood ash, and burrows easily in fine sand with pebbles. Typically, most of the pebbles are coated by iron hydroxide. We will then have compressed the pebbles to all lie on 1 and its neighbouring vertices. Grits comprising 3 mm-sized rounded clasts and conglomerates with pebbles up to 5 cm in size are also present. Embedded part of basalt pebble, east wall 'stores hut'. 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. |
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