catenary
名词 n.
形容词 adj.
英 /kəˈtiːnəɹi/|/kəˈtɛnəɹi/
美 /ˈkætəˌnɛɹi/
英文释义
名词 n.
- The curve described by a flexible chain or a rope if it is supported at each end and is acted upon by no other forces than a uniform gravitational force due to its own weight and variations involving additional and non-uniform forces. It is described by the hyperbolic cosine function.
- Any physical cable, rope, chain, or other weight-supporting structure taking such geometric shape, as a suspension cable for a bridge or a power-transmission line or an arch for a bridge or roof.
- The curve of an anchor cable from the seabed to the vessel; it should be horizontal at the anchor so as to bury the flukes.
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A cable, the segments of which between supports take a catenary geometric shape, supporting in turn an overhead conductor that provides trains, trams or trolley buses with electricity, or (metonymic) the combination of the conductor, the cable, and supports.
— The result was catenary being torn down several hundred feet at a time.
形容词 adj.
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Relating to a chain; like a chain.
— In Europe, the organizer was the hostess and her principle was catenary.
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Relating to a catena.
— The sequence of soils of a more or less catenary nature as seen on the Martin Estate is about as follows :
词汇关系
词源
词源 1
From Latin catenarius, from Latin catēna (“chain”).
词源 2
From Late Latin catenaria, in turn from Latin catēna (“chain”). Attested since 1788.
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数据来源: Wiktionary