氣孔
Special structures in leaves and green stems where gas exchange and transpiration take place (Book 2, p.10)
覆蓋植物葉片和綠色莖部表面的一種結構，負責進行氣體交換和蒸騰作用。
Related term: transpiration (蒸騰作用), gas exchange (氣體交換)
Pronunciation in English (listen with default application).
