binoculars 双筒望远镜
telescope 望远镜
monocular 单筒望远镜
optical instrument 光学仪器
observation equipment 观察设备
1. She took out her field glasses to get a better view of the birds.
她拿出单筒望远镜来更清楚地看那些鸟。
2. The photographer used a field glass to spot the right angle for the shot.
摄影师用单筒望远镜寻找拍摄的最佳角度。
3. At the baseball game, fans often use field glasses to see the batter clearly.
在棒球比赛中，观众经常使用单筒望远镜来清楚看到击球手。
A: Can you see the eagle up there? I can barely make it out.
A：你能看到上面那只鹰吗？我几乎看不清。
B: Yes, let me borrow your field glasses for a moment.
B：能，让我借用一下你的单筒望远镜吧。
1) 单筒望远镜
2) 观鸟用放大镜
3) 便携式光学观察工具
1. 单筒望远镜；单眼望远镜
e.g.He peered through the field glass.
他透过单筒望远镜窥视。
noun
1. A small telescope with a single lens, used for viewing distant objects, typically held in one hand.
Synonym: monocular