guard cell

• 保卫细胞

guard cell的用法和样例：

例句

1. Blue light may enhance guard cells to pump protons out of the cell.
   蓝光可促进保卫细胞将质子送出细胞。
2. Two guard cells together encircle each stoma and control the opening and closing of the stomatal aperture.
   每个气孔由两个保卫细胞包围来控制气孔的开闭。