常見例句

• Churchyards often have sundials in them.
  教堂大院里通常設置日晷。
• Inventors created sundials, which indicate time by the length or direction of the sun's shadow, to track temporal hours during the day.
  當時的發(fā)明家制造了日晷，利用太陽陰影的長度或角度，來測量白天真時的變化。
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