英语词汇“ballast”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	ballast
释义	ballast noun uncountable UK /ˈbæləst/ DEFINITIONS1 1 a substance such as water, sand, or metal that is carried in ships or large balloons to help them remain steady Synonyms and related words Sailing and boating equipment anchor ballast blade Synonyms and related words Parts of aircraft aerofoil aft aileron ballast noun uncountable US /ˈbæləst/ DEFINITIONS1 1 a substance such as water, sand, or metal that is carried in ships or large balloons to help them remain steady Synonyms and related words Sailing and boating equipment anchor ballast blade Synonyms and related words Parts of aircraft aerofoil aft aileron
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