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Fearless and playful, she acts on instinct| both avenging angel and a bit of a shit stirrer| deeply empathetic and blunt to the point of rudeness. And with a deeply irreverent sense of humor to boot. Other than the fact her husband died a few years ago, very few people know much about Alexa or why she left the force, rendering this woman a mystery in and of herself. And Alexa c...。Whitney (Wagner) owns Marietta Designs, an interior design firm which she runs with her friend, Andi (Tegan Moss). She's designing Santa's float for the town's annual Christmas parade when a potential job opportunity comes her way: the full redesign of a landmark home by Christmas Eve. Despite the challenge, Whitney and Andi sign onto the job-only to discover the home's new own...。爱因斯坦从小就对科学产生了浓厚兴趣，并善于运用思想实验这一独特的思考模式。16岁那年，他就曾设想过追上光速后的情景。他始终全身心地投入到自己的理论研究中，并最终提出了震惊世界的相对论。爱因斯坦的相对论彻底改变了人类对世界的认知方式，极大推动了人类科学的发展。他做出的诸多预测，包括黑洞、时空弯曲、宇宙膨胀等，随着科学技术的发展逐渐被一一证实。现在，科学家们正沿着爱因斯坦等前人的脚步，想要进一步地了解宇宙的奥秘。。