lightweight [ˈlaɪtˌwet]

例句:

• The vacant W.B.C. junior-lightweight title has been called off.
  空缺的世界拳击理事会次轻量级头衔被取消了。
  来自柯林斯例句
• Some of the discussion in the book is lightweight and unconvincing.
  书中的有些论述肤浅琐碎，毫无说服力。
  
• He changed from lightweight (under 71kg) to light middleweight (under 78kg).
  他从轻量级（71公斤以下）转到了轻中量级（78公斤以下）。
  
• I work out with dumbbells, a lightweight workout.
  来自WSJ
• Develop the lightweight gas engine before developing an airplane.
  来自SA
• Curv technology is an advanced impact-resistant, lightweight material.
  来自THETIMES