a sunk basin

 
       
  • 集水井

a sunk basin的用法和样例:

例句

  1. That hotel is a sink of iniquity.
    那家旅馆是个藏污纳垢之所。
  2. A vertex with zero outdegree is called a sink.
    出度为零的顶点称作收点。
  3. This is a sink or swim situation.
    这是一个不计成败的情况。
  4. A vertex with zero outdegree is called a sink .
    出度为零的顶点称作收点。
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