negative

• The results of her pregnancy test were negative .
  她的妊娠试验结果呈阴性。
• Each electron bears a single negative charge .
  每一个电子都带有一个负电荷。
• The western position, he said, was negative .
  他说，西方目前的地位是被动的。
• This negative pressure phase is of short duration .
  负压周期的延续时间很短。
• This has many long-term negative consequences .
  这会产生一些长期的不良后果。
• I felt instinctively negative toward stevenson .
  我对史蒂文森却本能地有反感。
• He is learning to develop the film negatives .
  他学洗相片。
• The technique of scribing produces a negative image .
  刻图制作出一张阴像地图。
• In a negative copy the tonal values are reversed .
  在负片拷贝中，色调值是反转的。
• Two negatives make an affirmative .
  两个否定构成肯定。