It was dogged by bad luck, ranging from solar flares to boulder-strewn landing fields, and returned to Earth three years late.
它历经艰难险阻，曾遭遇厄运(经历了从太阳耀斑到布满巨型卵石的登陆场)，最终推迟3年返回地球。
2
Northern Colorado's Big Thompson River flows from the Rocky Mountains (west) to the Great Plains (east) through a steep-walled, boulder-strewn canyon.
北科罗拉多州的大汤普森河，从落基山脉(西)经遍布卵石的陡峭峡谷流向大平原(东)。
3
A place of deep cultural significance, Lanai boasts many historical sites, old fishing villages, and unique topographical features like the boulder-strewn Keahikawelo.