英语词汇gravel ballast怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	gravel ballast
释义	gravel ballast 简明释义砾石道碴网络释义 1 ?卵石道碴卵石道碴双语例句 1 Sailors balanced out the weight by leaving behind their ships' ballast: stones, gravel and soil. 水手们为了平衡重量会把船上像石头、沙砾和土壤之类的压舱物抛下船。
随便看	free of foreign solid particle free of franchise clause free of freightage free of general average free of ground rent free of income tax free of income-tax free of interest free of loss free of losses free of notify address free of particular average free of particular average clause free of particular average English conditions free of payment free of payment settlement free of rent free of reported casualty free of riots free of seizure free of stamp free of tax free of turn free of ullage space free of war risk clause

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