energy

• His energy were cramped by his surroundings .
  他的能力被环境所阻碍。
• Energy manifests itself in many ways or forms .
  能量以多种形式出现。
• He grew normally, he was full of energy .
  他发育正常，精力也满充沛。
• They rallied their energies for the counter-attack ...
  他们奋起反攻。
• In addition, external energy appears as heat .
  此外，外能还表现为热。
• Centralize one 's energies into voluntary work
  把精力放到义务工作上。
• Where does the extra energy come from ?
  这些额外的能量是从哪里来的呢？
• Potential energy is convertible to kinetic energy .
  势能可转化为动能。
• It took a lot of energy to move the furniture .
  搬这些家具费了很大劲。
• Mechanical energy can be lost or gained .
  机械能可以消失或者可以增生。