常見例句雙語例句Manufacturers of substances identified by such studies as potentially harmful often claim that there is no evidence that the substance was the cause of the harm.流行病學(xué)研究識別出的這些潛在有害本體(草甘膦除草劑等)的生產(chǎn)商,往往宣稱沒有證據(jù)證明這種本體就是危害的起因。http://wyzxsx.com 返回 potentially harmful substance