field glasses

常见例句

• The field glasses adjust with a screw.
  双筒望远镜是用一个旋钮调节焦距的。
• Can you train your field glasses on the distant church tower?
  你能把望远镜对向远方的教堂吗?
• Large sunspots can comfortably be seen through field glasses.
  大的太阳黑子用双筒望远镜就能看得很清楚。
• Even a careless momentary look through the eyepiece of field glasses or the telescope can do great harm to the eyes.
  通过望远镜或双筒望远镜的目镜，即使对太阳只是漫不经心的一瞥，也会对眼睛造成严重的伤害。
• An optical device, such as a pair of field glasses or opera glasses, designed for simultaneous use by both eyes and consisting of two small telescopes joined with a single focusing device. Often used in the plural.
  双目镜由两个小望远镜和一个调焦设备组成的光学设备，如一副双筒望远镜或观剧用的小望远镜，设计为同时用双眼观看。常用复数形式
• A binocular or field glass.
  双目镜，双筒望远镜
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