An instrument for measuring the degree of porosity; spec. one for estimating the sizes of the stomata of leaves by measuring the rate at which air…
| 单词 | θ102351 | 
| 释义 | the world > space > relative position > condition of being open or not closed > an opening or aperture > 			[noun]		 > small opening > minute hole > quality of being full of > instrument for measuring porosity (1)		 porometer1911 An instrument for measuring the degree of porosity; spec. one for estimating the sizes of the stomata of leaves by measuring the rate at which air… | 
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