1、The main waste product, oxygen, they emit through their stomata in a watery belch.
而光合作用中分解出的氧粒子，最終形成了氧氣，作為“加工廢料”，隨著水分的蒸散通過氣孔排放出去。

2、The stomata mainly distribute in the granular zone.
氣孔主要分布在顆粒物區(qū)。

3、But stomata width firstly decreased, then increased.
氣孔密度呈現(xiàn)先升高后降低。

4、The stomata of most plants close.
參考譯文：大多數(shù)植物的氣孔就關(guān)閉了。

5、The size and density of stomata are of negative correlation.
氣孔大小與密度成負相關(guān)。

6、Epidermal cells on areas with stomata are polygonous.
氣孔分布區(qū)內(nèi)的表皮細胞有時為多邊形。

7、Studies on the Stomata of Citrus Plant Leaves
柑橘類植物葉片的氣孔研究

stomata翻譯