名词
中文翻译：Unknown
同义词：
['hour-glass', 'hour-glass hammer例句：1. The hour-glass is used to measure the passage of time.（钟形物用来测量时间的流逝。）']
例句：
-
1. The hour-glass is used to measure the passage of time.
钟形物用来测量时间的流逝。
-
2.The hour-glass was broken by a strong gust of wind.
一阵强风把钟形物打破了。
-
3.The hour-glass was used as a tool for measuring distances.
钟形物被用作测量距离的工具。