水浅的地方水,慢的潜水艇重要地是更困难的听觉地发现而且分类超过冷战威胁,由于复杂的增殖,高混杂,和低点目标都普勒。
The shallow-water, slow submarine is significantly more difficult to detect and classify acoustically than the cold war threat, due to the complex propagation, high clutter, and low target Doppler.
“随着开普勒日复一日发现越来越多的行星,我们希望能监测它们,并搞清楚出究竟这颗行星是个特例,还是所有炽热的木星类行星都非常暗?”基平说。
"As Kepler discovers more and more planets by the day, we can hopefully scan through those and work out if this is unique or if all hot Jupiters are very dark," Kipping said.
赫勒说,与其芬兰和瑞典邻居都大不相同的拉普人族群本身可能有遗传上或是社会文化上的差别。
There could be genetic or social differences among the Sami, who are distinct from their Finnish and Swedish neighbors, Helle said.
开普勒第二定律说到,首先每个行星的运动都保持在同一平面内。
So, what Kepler's second law says is that the motion of planets is, first of all, they move in a plane.
伟大的天文学家约翰尼斯·开普勒注意到所有彗星的尾巴都背离太阳,这说明太阳光会将它们推向后方,在彗星周围形成一个类似风向袋的形状。
Famed astronomer Johannes Kepler noticed that comet tails always point away from the sun, implying that sunlight itself was pushing them around like cosmic windsocks.
西弗勒斯·斯内普:如果他想侵入你的大脑,你连两秒钟都挺不住。
Severus Snape: you won't last two seconds if he invades your mind.
开普勒太空船可能可以帮助解决这个问题,因为就算它只能提供有限的资料:质量和半径,它都足够让我们知道恒星的一般成份。
The Kepler spacecraft may help settle the question, because even the limited amount of information it can glean about planets—their mass and radius—is enough to tell their general composition.
开普勒太空船可能可以帮助解决这个问题,因为就算它只能提供有限的资料:质量和半径,它都足够让我们知道恒星的一般成份。
The Kepler spacecraft may help settle the question, because even the limited amount of information it can glean about planets—their mass and radius—is enough to tell their general composition.
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