劲

• That makes her insanely jealous .
  这使她那一股酸劲儿象疯了一般。
• I really sweated over my last essay .
  我写上一篇文章可费了劲了。
• She checked her sobs with an immense effort .
  她费了好大劲才忍住了抽噎。
• Very well, now put your best foot forward .
  很好，再加一把劲。
• These boys are really full of pep .
  这些小伙子真有股子愣劲儿。
• Take it easy ! do n't go at it so hard !
  悠着点劲，别太猛了。
• Her affectations make you sick .
  她那装模作样劲儿真令人作呕。
• He was so crazy that he corrupted sane men .
  他那股疯狂劲把正常人都搞糊涂了。
• The excitement does me good .
  那种兴奋劲儿对我很有好处。
• We are keyed up for success .
  我们一直鼓足了劲渴望成功。