limestone

名词 n.
中文释义
英 /ˈlaɪmˌstəʊn/    美 /ˈlaɪmˌstoʊn/

英文释义

名词 n.
  1. An abundant rock of marine and freshwater sediments; primarily composed of calcite (CaCO₃); and occurring in a variety of forms, both crystalline and amorphous. countable,uncountable
    — a limestone viaduct

词形变化

limestones plural

词源

Etymology tree
English lime
Proto-Indo-European *steh₂-
Proto-Indo-European *steyh₂-
Proto-Indo-European *stoyh₂nos
Proto-Germanic *stainaz
Proto-West Germanic *stain
Old English stān
Middle English ston
English stone
English limestone
From lime + stone.
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