他的一生都獻(xiàn)給了對(duì)癌癥起因的研究.His whole life has been devoted to studying the origin of cancer.他們關(guān)于戰(zhàn)爭(zhēng)起因的報(bào)道與我們的相反.Their account of the causes of the war conflicts with ours.他們對(duì)于戰(zhàn)爭(zhēng)起因的報(bào)道與我們的相反.Their account of causes of the war conflict...