消极的
gram negative rods───革兰氏阴性杆菌
double negative───n.双重否定
bronchophony positive vs negative───支气管假阳性与阴性
negative answer───[计]否定的回答
hiv negative───hiv阴性
negatived pronunciation───否定发音
negative sheet───底片
negatives 1968───负片1968
negative review───负面的评论
negative feelings───消极的感觉;负面情绪
An experimental investigation on simulation of negativepressure infiltration process of molten aluminium───铝液负压渗流过程的模拟试验
Research progress on topical negativepressure wound therapy───负压伤口疗法的研究进展