人工

• The organism must be found again in the artificially infected host .
  必须在人工浸染的寄主中，再次发现这种有机体。
• Prime costs represent the costs of direct material and of direct labor .
  主要成本中包含了直接材料和直接人工费用。
• The ground was low and covered with a second growth of grey-green willows .
  地势很低洼，长满了人工种下的灰绿色的柳树。
• Natural resources, like man-made plant and equipment, are capital assets .
  自然资源和人工建造的工厂和设备一样，都是资本资产。
• I believe this is not a mere freak of nature but a gigantic monument .
  我确信这不是大自然的鬼斧神工，而是一个巨大的人工雕像。
• Living away from the present, in an artificial paradise, bertha was happy .
  脱离实际，生活在一个人工假造的乐园里，伯莎很快活。
• In both hand-fed and grazing animals changes in diet should be carefully noted .
  必须详细记录人工饲养和放牧牲畜两者的食物变化。
• It also includes the results from several studies on artificially roughened pipelines .
  这里还包括一些在人工加糙管道内做的试验结果。
• The artificial improvement of drainage could soon lead to a marked loss in nutrients .
  采用人工排水措施可以迅速导致养分含量显著降低。
• Man has rapidly been exhausting some of the most easily harnessed forms of cultural energy .
  人类正在迅速地耗尽某些最易利用的人工能源形式。