amphidromic point

例句：

1. 1. The amphidromic point is a critical region in the circulatory system where blood flow changes direction.
   多极点是循环系统中一个关键的区域，血液流动方向在这里改变。
2. 2.The study of amphidromic points has important implications for understanding the behavior of fluids in complex geometries.
   研究多极点对于理解复杂几何中流体行为具有重要影响。
3. 3. In the field of genetics, an amphidromic point is a mutation that can affect both alleles ofa gene.
   在遗传学领域，一个多极点是一个可以影响基因两个等位基因的突变。