As navigator, Lovell took with him a sextant to take star readings - in case the computers failed and they had to find their own way home.
data. However, the quality of the generated content may vary depending on the
，这一点在safew官方下载中也有详细论述
pass_array_by_data 16.393
（摘编自《河南日报》，原题为《别让“躺平攻略”带偏考公初心》）