An insignificant constellation of the southern sky, representing a pendulum clock. It contains little of interest. Its brightest star, Alpha Horologii, is an orange giant of magnitude 3.9.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。