翼镜的英文

speculum

• 翼:    the wing of a bird
• 镜:    looking glass; mir ...

例句与用法

1. Mongolian gull : pale upperside , clear contrast between black primaries and pale blue - grey upperwing , strikingly white head , typically two quite large mirrors on p10 and p9
   蒙古银鸥:淡色的上翼面,黑色初级飞羽和淡蓝灰色上翼面间明显的对比,显著的白色头部,典型地在p10及p9上有二个相当大的翼镜