vectorial transport造句

• The electrochemical proton gradient generated across the membrane is used by the cells for atp synthesis absorption of a photon by br initiates a catalytic cycle that leads to vectorial transport of a proton out of the cell
  它的质子泵功能使br作为最有前途的光敏蛋白，应用在光电转换器，信号储存和光学检测等多种方面。