英语词汇“lightening hole”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	lightening hole
释义	lightening hole noun : a hole cut in a plate or structural member of a ship to reduce its weight without reducing its strength
随便看	lactating lactation lactational lactations lacteal lacteal gland lacteals lacteous lactescence lactescences lactescent lacti- lactic lactic acid lactic acid bacterium lactic bacterium lactic casein lactic fermentation lacticcer lacticcest lacticer lacticest lactide lactiferous lactiferousnesses

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lightening hole