ultrapure

形容词 adj.
/ˈʌltɹəˈpjʊə/|/ˈʌltɹəˈpjɔː/    /ˈʌltɹəˈpjʊɹ/|/ˈʌltɹəˈpjɔɹ/

英文释义

形容词 adj.
  1. Extremely pure; of supreme purity.
    — ultrapure water

词形变化

more ultrapure comparative most ultrapure superlative ultra-pure alternative

词源

Etymology tree
English ultra-
English pure
English ultrapure
From ultra- + pure.
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