| 词汇 | riverbed |
| 释义 | riverbed noun[ C ] uk /ˈrɪv.ə.bed/ us /ˈrɪv.ə.bed/ the ground over which a river usually flows: 河床 a stony/muddy/dry riverbed多石的／泥泞的／干涸的河床 Ian.CuiYi/Moment/GettyImages Watercourses & waterfalls amazon arroyo beck bourne brook canalization cascade cataract Congo crick gulch maelstrom Panama Canal plunge pool raceway rapids rill riverine waterfall waterway riverbed | American Dictionaryriverbed noun[ C ] us/ˈrɪv·ərˌbed/ the low ground over which a river flows Examples of riverbedriverbed Wild rivers were forced into straightened riverbeds, swamps were drained, and water levels were carefully monitored throughout the country. Movement on foot or by pack animals along the riverbeds is possible especially in the dry season. Deforestation alters regional drainage patterns and riverbeds, diverting streams from existing river-intakes, and demanding new and costly infrastructure. The riverbed consists mostly of sand and cobbles, with an artificial rubble protection around the bridge piles. Where the canal crossed the river, silt accumulation in the riverbed made the crossing increasingly difficult. The forgotten boundary wiggles forlornly through the centre of the reservoirs and gravel pits along the line of the old riverbed. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Critics say that engineering changes to the riverbed will cause damage to bankside vegetation and an overall deterioration of the environment in the surrounding area. From Europarl Parallel Corpus - English Cultivated areas surrounding the derelict buildings have been destroyed by fire and dried-up riverbeds can also be seen. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The following year perfectly good mussels and oysters can live happily, lying on the riverbed, enjoying the sunshine and not being extracted. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 There are many canals and riverbeds in my constituency, as there are hedges and ditches elsewhere. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Water was immediately diverted, the riverbeds scoured for gold, and the banks colonized by miners and the businesses that served them. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The environment can be divided into five major categories, apart from the relatively sterile glacial and riverbed areas: lowlands, wetlands, uplands, sub-alpine and alpine. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Beginning in the 1960s, naturalists lobbied for restoration of parts of the riverbed and former wetlands. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It also occurs in isolated pools in riverbeds and some freshwater lakes, swimming close to rocky, gravelly, or sandy bottoms. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The kettles are about half to one meter deep and 0,30 to 0,70 cm wide in radius, and they are frequent in the riverbed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. 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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