field glass的用法和樣例：
例句
用作名詞 (n.)
- The field glasses adjust with a screw.
雙筒望遠鏡是用一個(gè)旋鈕調節焦距的。 - This telephoto image captures both bright Saturn and greenish Lulin in the same field in a scene not too different from binocular views.
這張望遠鏡影像同時(shí)捕捉到了明亮的土星以及發(fā)出綠色光芒的鹿林彗星，用雙筒望遠鏡不難發(fā)現這顆彗星。
