loupe [lu:p]

例句:

• Finally Mr. Cohen took out a loupe, a diamond man's magnifying glass, and studied the stone.
  最后寇英先生拿出一个寸镜--一种钻石商用的放大镜--仔细审视那颗宝石.
  
• You would need a jeweller's loupe the size of the Sun to grade this diamond.
  要评价这颗钻石的等级,需要使用像太阳那么大的珠宝商专用放大镜.
  
• Like a jeweler, he uses a loupe to achieve the ornate detailing along the borders.
  来自WSJ
• They come with a loupe and want to know the exact provenance of the stone and where the design comes from.
  来自THETIMES
• He would peer at them through a loupe, and the images would serve as a prompt to his memory.
  来自NEWYORKER