峰顶正上方是明亮的北极星，这次曝光正好逮住了一颗极轨铱星的闪光。
Bright north star Polaris stands above the peak in an exposure that also captures the brilliant trail of a polar orbiting Iridium satellite.
他们关注的不是星辰偕日升降，也不是地平线附近的星辰，而是永不落下的北极星和拱极星。
They concentrated attention, not on heliacal risings and Settings, not on the horizon, but on the pole star and on the circumpolar stars which never rise and never set.
极环星系是种稀有的星系类型，它们有着几乎和银盘平面垂直，呈环形公转的大量的恒星、气体和星尘。
A rare galaxy type, polar ring galaxies have a substantial population of stars, gas, and dust orbiting in rings nearly perpendicular to the plane of the galactic disk.
因此天文学家们正在号召民间的科学家来研究有关的图像从而帮助他们发现与冥王星毗邻的极寒天体。
Because astronomers are calling on citizen scientists to eyeball images that will help them find the outermost icy bodies in Pluto's neighborhood.
论证了星间激光通信需要极精确的指向角度。
Very accurate point angle is required in inter-satellites laser communication.
生下来就有小胡子！这只小汪星人长得极像侦探小说家阿加莎·克里斯蒂笔下的侦探赫尔克里·波洛。
Born with a tash! This pup bears a striking resemblanceto author Agatha Christie's detective Hercule Poirot!
这种极薄的电视，是由韩国三星电子公司创造的，被认为是迄今为止最薄的电视。
The wafer thin television, which was created by the South Korean company Samsung Electronics, is being hailed as the world's slimmest television ever created.
这种极薄的电视，是由韩国三星电子公司创造的，被认为是迄今为止最薄的电视。
The wafer thin television, which was created by the South Korean company Samsung Electronics, is being hailed as the world's slimmest television ever created.
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