单词 | gas exchange |
释义 | > as lemmasgas exchange gas exchange n. Physiology the exchange of oxygen and carbon dioxide between an organism or cell and the environment (typically, in vertebrates, involving the lungs or gills, blood, and tissues). ΚΠ 1867 Biennial Retrospect Med., Surg., & Allied Sci. 423 The symptoms of asphyxia from impeded placental gas-exchange. 1896 Bot. Gaz. 21 30 Under ordinary conditions the main gas exchange is through the stomata. 1949 H. W. C. Vines Green's Man. Pathol. (ed. 17) xxxii. 829 The basal metabolic rate is calculated from the respiratory gas exchange. 2010 Sci. Amer. (U.K. ed.) Feb. 68/2 Osedax has little appendages that stick out into the water column for gas exchange. < as lemmas |
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