不可能的

• Solving a 100th-degree equation by hand is out of the question .
  靠手算来解100次方程式是不可能的。
• It is impossible that pat and tom invited us to lunch .
  但那是不可能的。帕特和汤姆邀请我们来吃午饭。
• Their withdrawal from the world economy is virtually impossible .
  它们要退出世界经济实际上是不可能的。
• To prove the negative is logically nearly impossible .
  想要证明一个否定的论点，在逻辑上几乎是不可能的。
• It 's impossible to judge at this distance of time .
  经过这样长一段时间以后，再想作出判断是不可能的了。
• It's impossible to do research without inflicting some pain on animals .
  搞研究不让动物遭点罪是不可能的。
• In his ignorance he pledged himself that this was impossible .
  由于他的愚昧无知，他坚持认为这是不可能的。
• Full-scale commercialization of high-temperature cells will not be possible .
  全面应用高温电池是不可能的。
• Standardization of counseling techniques is obviously impossible .
  很清楚，要想使研讨方法标准化是不可能的。
• I would not put it past him to steal money from his own grandmother !
  我认为他偷他祖母的钱这事不是不可能的。