You can tell spring has officially begun in the Northern Hemisphere just by looking at the stars. Here's how to easily spot ...

You can tell spring has officially begun in the Northern Hemisphere just by looking at the stars. Here's how to easily spot ...

为了确认春天的到来，向北看，你会看到北斗七星/大熊星座在天空中高高地升起 —— ...

在猎户座的腰带上找到三颗明确无误的恒星 —— 参宿一（Alnitak）、参宿二（Alnilam）和参宿三（Mintaka） —— 并开始识别它们周围的明亮恒星。