词汇 | brackish |
释义 | brackish adjective uk /ˈbræk.ɪʃ/ us /ˈbræk.ɪʃ/ Brackish water is salty, dirty, and unpleasant.(水)又咸又脏的 Compare brinyadjective Water in general aquatically aqueous bathwater bathymetric bathymetrically bathymetry briny dishwater distilled water grey water hydrosphere hydrospheric hypersaline hypersalinity non-turbulent overwater salt water soft water storm surge wet The bank of the stream was a fathom from the water which was brackish at high tide and sweet at low. The brackish nature of the water probably enables it to exist here. The favorite feeding ground is a salt marsh, with springs and creeks of brackish water. The water of these springs is brackish, and contains the nitrate of soda. There was plenty of water in the creek, but the dry season had made it brackish. brackish | American Dictionarybrackish adjective us/ˈbræk·ɪʃ/ (of water) slightly salty: As a river approaches the sea, its water becomes brackish. Examples of brackishbrackish Most larvae of the above mentioned bird parasites are found in areas of lower salinity and can complete therefore their life cycle in brackish waters. The infection process of mullets with these cercariae is discussed in relation to salinity conditions prevailing in a brackish water stream. No psychrospheric (deep marine), brackish water or freshwater ostracods are known at this relatively early stage in ostracod evolution. In fresh- or brackish-water aquaculture, this parasite causes severe losses, by inducing fish mortality and by reducing the commercial value of survivors. Paragonimids are lung flukes of mammals (including humans) and utilise fresh or (rarely) brackish water snails and crustaceans as first and second intermediate hosts respectively. Over time, as local conditions change, communities can change from marine and lagoonal systems to brackish mangrove estuaries and freshwater marsh. The fissures 12, 13 and 16 that occur on the top quarried level were probably infilled by sediments in brackish water conditions. In these brackish lagoons, maximum prevalence and lumen worm intensities occur each year in early summer (unpublished results). Parasites which infect only 1 host in marine or fresh water, infect several host species in brackish habitats. This species is thus well adapted for living in islands where only brackish water is present. Dissolved particulate matter in brackish water leads to a predominant reflection of the longer wavelengths, resulting in a reddish hue to the water. Mangroves only exist in brackish regions, savannas exist as scattered islands within the forest, and morichal is confined to swamps, streamsides and lake shores. The soils in the forested areas are characterized by having poor drainage and brackish waters, and are covered by a thick layer of peat. Genuine brackish water parasites are difficult to distinguish from marine parasites. Dinoflagellate cyst production was low during this brackish interval. 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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