جستجو
زبان دیکشنری را انتخاب کنید
Stoma
01
استوما, دهانه شبیه دهان
a mouth or mouthlike opening (especially one created by surgery on the surface of the body to create an opening to an internal organ)
02
استوما, روزنه گیاهی
a microscopic pore found on the surface of leaves and stems of plants, involved in gas exchange, including the uptake of carbon dioxide and release of oxygen and water vapor
مثالها
The number of stomata per square inch on a leaf is influenced by environmental conditions.
تعداد روزنهها در هر اینچ مربع روی برگ تحت تأثیر شرایط محیطی قرار دارد.
