除去延长管缩短 间隔让任何的用两眼的观众到达没有一个巴罗镜的焦点。
Removing the extension tube shortens the spacing to allow any binocular viewer to reach focus without a Barlow lens.
我的西洋镜被拆穿了，于是干脆要她陪我走一走，到耶鲁美术画廊去看马克。罗思科的作品展览。
My cover was blown, so I asked her to take a walk with me to the Yale Art Gallery to see the Mark Rothko exhibit.
将近十年之后，他将自己最新的相机装进了帕罗玛山（Mt Palomar）天文台40英寸的望远镜，并且能够将它用于测量浅蓝色星系的分布。
After nearly a decade, he put his latest camera on the 40-inch telescope at Mt. Palomar Observatory and was able to measure the distribution of the faint blue galaxies.
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