factor

• Sterility is some permanent factor preventing procreation .
  不育是阻碍生殖的一种永久性因素。
• Nevertheless, economic factors still play a major role .
  然而，经济因素仍然一直起着主要作用。
• Industry and opportunity were the chief factors in his success .
  勤奋和机遇是他成功的两大因素。
• Such factors will directly affect the design of the instrument .
  这些因素会直接影响仪表的设计。
• It seems that pollination also involves certain chance factors .
  似乎传粉还包含有某种偶然因素。
• He had a grasp of the broad factors in military problems .
  他对于军事问题，具有非常广泛的常识。
• There's one other big factor i've played with for a time .
  另外还有一个重要因素，我也曾经想过。
• The interaction of antibiotics is conditioned by many factors .
  抗菌素的相互作用受许多因素制约。
• Correlation of morphological factors with injury is important .
  形态因素与受害的相互关系很重要。
• These factors interact intimately and cannot be separated .
  这些因素相互之间紧密联系，不能分开。