beneficiate
                                                    英 [benɪ'fɪʃɪeɪt]
                                                                        美 [benɪ'fɪʃɪeɪt]
                        
                
                
                
                    
                        - vt. 选(矿),(冶炼前) 对(矿石) 进行预处理
 
                
                    
                                                                                                                        beneficiate 双语例句
                
                
                    
Since heavy metal is easy to pass food chain but living things beneficiate , to living things and the human body , healthy graveness threatens formation .    由于重金属易通过食物链而生物富集,构成对生物和人体健康的严重威胁。