| 释义 | 
             
                ore burden
                
            overburdenvt. 装载过多,负担过多,使过劳 n. 过重的负担burdensomeadj. 繁重的,烦累的,难以承担的unburdened不受累的,无牵累的arboretumn. 树木园;植物园
 沼铁矿zhǎo tiě kuàng 
 marsh ore; meadow ore; limnite; morass ore钼矿mù kuàng 
 molybdenum ore; molybdenum minerals焙烧矿bèi shāo kuàng 
 calcined ore; roasted ore任劳任怨rèn láo rèn yuàn 
 willingly bear the burden of hard works褐铁矿hè tiě kuàng 
 limonite; limonitum; brown iron ore贫矿pín kuàng 
 lean ore; low grade ore; borasca举证责任jǔ zhèng zé rèn 
 onus probandi; burden of proof; burden of persuasion驮兽tuó shòu 
 beast of burden钛铁矿tài tiě kuàng 
 ilmenite; mohsite; titanic iron ore; kibdelophane; washingtonite锆矿gào kuàng 
 zirconium ore块矿kuài kuàng 
 lump ore矿kuàng 
 mine; ore deposit矿石kuàng shí 
 ore; mineral矿样kuàng yàng 
 sample ore钽矿tǎn kuàng 
 tantalum ore铁矿tiě kuàng 
 iron ore钨矿wū kuàng 
 tungsten ore负fù 
 lose; defeat; burden; minus; negative负重担fù zhòng dān 
 be burdened with负担fù dān 
 bear; shoulder; burden; load; encumbrance锰矿měng kuàng 
 manganese ore [mine]铁矿石tiě kuàng shí 
 iron ore锡矿xī kuàng 
 tin ore; stannary铀矿石yóu kuàng shí 
 uranium ore锰矿石měng kuàng shí 
 manganese ore; manganolite
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