Exposure to air; esp. exposure of soil or turf to air by spiking or digging. Also in figurative context. Cf. aerate, v. 2a.
| 单词 | θ75166 | 
| 释义 | the world > matter > gas > air > fresh air > 			[noun]		 > open air > exposure to open air (1)		 aeration1800 Exposure to air; esp. exposure of soil or turf to air by spiking or digging. Also in figurative context. Cf. aerate, v. 2a. | 
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