“气孔”造句

植物的肺就是其叶片上微细的气孔。
A plant's lungs are the microscopic pores in its leaves.

在干旱的条件下, 叶子的膨压减少而气孔关闭.
Under conditions of water stress, leaf turgor decreases and stomata close.

他使橡胶塞牢固地塞进盖上的排气孔.
He presses the rubber stopper firmly down on the vent.

• #气孔