sand clock

 
       
  • 沙漏

sand clock的用法和样例:

例句

  1. Once the grains of sand have fallen through the mitotic hourglass, there's no point in turning it over again.
    一旦有丝分裂沙漏里的最后一粒沙落下之后,重头再来一遍也就没什麽意义了。
  2. Nothing you or I could do would make more than one grain of sand pass through this narrow neck without impairing the hourglass.
    在不损坏沙漏的情况下,不管我们怎么做,都不能让两粒沙子同时通过狭窄的瓶颈。

sand clock的相关资料:

临近单词

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