试验

• Earthworms have been used in testing pregnancy .
  蚯蚓被用于妊娠反应试验。
• Our conduct of the war was tentative .
  我们进行这场战争也只是试验性质的。
• The results of her pregnancy test were negative .
  她的妊娠试验结果呈阴性。
• Place the tester adapter over the opening .
  把试验器连接装置放在加油口上。
• Regrettably , the experiment ended in failure .
  很遗憾，该试验最后失败了。
• The tests had a strong element of farce about them .
  这些试验十分滑稽可笑。
• Take the machine on trial for a week .
  把这机器试验一星期。
• Resumption would create problems .
  恢复试验会引起种种问题。
• We will never stop until the experiment succeeds .
  试验不成功，我们决不罢手。
• He expected that the experiment would be a success .
  他料想那试验一定会成功。