词汇“pumice stone”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

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单词	pumice stone
释义	见:stone: pumice stone
随便看	standard statistical routines standard steel standard stocks standard structure standard subroutine standard substance standard switch standard target standard tariff standard tensile-test core standard test for glass viscometer standard test output standard test piece standard test procedure standard test-tone power standard textbook standard theory standard(thermodynamic) scale standard thread standard three blade propeller standard timing standard tooth standard tooth form standard tower standard track