As the sky gets darker, and the outside air temperatures drop below minus 100 degrees Fahrenheit, the most environmentally hostile segment of Helios's journey has gone by without notice, except for being recorded by specially designed data acquisition systems and their associated sensors.
当天空变暗，气温降低到 零下100度华氏之下， 太阳神号顺利通过 了这段最具恶劣环境挑战的旅程 除了使用特别设计的数据采集系统来记录， 加上特别设计的感应器。