The harpoon drove deep into the body of the whale.渔叉深深地扎进鲸鱼体内.They tried to get the harpoon into the ray before the sting tail came lashing over to retaliate.他们试图把鱼叉刺进鳐鱼体内，以防它猛摆那蜇人的尾巴报复。The fisherman transfixed the shark...
They tried to get the harpoon into the ray before the sting tail came lashing over to retaliate.他们试图把鱼叉刺进鳐鱼体内，以防它猛摆那蜇人的尾巴报复。The harpoon drove deep into the body of the whale.渔叉深深地扎进鲸鱼体内.They tried to get the harpoon into...
癌病医生们必须采取更有效的办法来对付肿瘤的转移.Oncologists must try to outsmart tumors that have already begun to metastasize.摘要福尼耳坏疽在直肠癌病患很少见却经常致命.Fournier's gangrene is a rare but often fatal manifestation of rectal cancer.根癌病是由根癌农杆菌引起的...