单词	Plimsoll mark
释义	Plimsoll mark noun : a load line or a set of load-line markings on an oceangoing cargo ship called also Plimsoll line Illustration of Plimsoll mark TF tropical freshwater mark; F freshwater mark; T tropical load line; S summer load line; W winter load line; WNA winter load line North Atlantic Word History Etymology Samuel Plimsoll †1898 English shipping reformer First Known Use 1884, in the meaning defined above
随便看	Chelan, Lake chelas chelatable chelate chelated chelater chelates chelatest chelating chelation chelation therapy chelations chelator chelators chelerythrine cheli- chelicera chelicerae cheliceral Chelicerata cheliceratae cheliceratas chelicerate chelicerates chelidamic acid

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