英语词汇“rock drill”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	rock drill
释义	Definition of rock drill in English: rock drill noun A drill for boring into rock. Origin Mid 19th century; earliest use found in United States Patent 9, 555X. Definition of rock drill in US English: rock drill noun A drill for boring into rock. Origin Mid 19th century; earliest use found in United States Patent 9, 555X.
随便看	selfsameness selfsamenesses self-satisfaction self-satisfactions self-satisfied self-satisfying self-saucing self-seal self-sealed self-sealing self-searching self-secure self-security self-seed self-seeder self-seeder self-seeders self-seeker self-seeker self-seekers self-seeking self-select self-selected self-selecting self-selecting

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Definition of rock drill in English: