常見例句雙語例句Recent studies have shown that there are geographic variation of α neurotoxins in Naja kaouthia, but the cause is not clear yet.先前的工作發(fā)現(xiàn)，眼鏡蛇孟加拉種的神經(jīng)毒分佈存在明顯的地理差異，但是導(dǎo)致這種現(xiàn)象的原因還不是很清楚。 返回 naja kaouthia