“前夕”
用英语怎么说？

NASA’s newest crown jewel, the $4.3 billion Roman Space Telescope, recently blasted off on an exciting mission to explore the hidden universe. The telescope is designed to hunt for planets orbiting other stars, investigate the secrets of dark energy, and survey the cosmos with unprecedented detail. Following this highly successful launch, the President called NASA to extend congratulations. Additionally, on the eve of the event, the NASA administrator conducted a ceremonial flypast over the Cape Canaveral launchpad. This ambitious project aims to expand our understanding of space by capturing images of distant galaxies and studying how the universe has evolved.

美国国家航空航天局（NASA）最新、价值43亿美元的镇国之宝--罗曼太空望远镜，最近发射升~空，开启了探索隐藏宇宙的激动人心任务。该望远镜旨在寻找围绕其他恒星运行的行星，研究暗能量的奥秘，并以前所未有 的细节观测宇宙。在这次非常成功的发射之后，总统致电NASA表示祝贺。此外，在活动前夕，NASA局长在卡纳维拉尔角发射场上空进行了仪式性的飞越。这一雄心勃勃的项目旨在通过捕捉遥远星系的图像并研究宇宙如何演化，来扩大我们对太空的理解。