n.孔；氣孔

名詞stoma的復數(shù)形式.

Gaseous excretion takes place by diffusion through the stomata and lenticels. 氣體通過氣孔或皮孔釋放的方式排出。

The opening of stomata seems to be an energy-consuming process. 氣孔的開放似乎是一個能量消耗的過程。

Gaseous excretion takes place by diffusion through the stomata and lenticels. 氣體通過氣孔或皮孔釋放的方式排出。

真性瘤,胚細胞瘤