transitive. To air, to refresh with cool air, esp. by opening the front of the helmet so as to admit it; hence, to open (the helmet) for this purpose.
| 单词 | θ75221 |
| 释义 | the world > matter > gas > air > fresh air > freshen (air) [verb (transitive)] > supply with fresh air or ventilate > ventilate by opening front of helmet (1) aventc1440 transitive. To air, to refresh with cool air, esp. by opening the front of the helmet so as to admit it; hence, to open (the helmet) for this purpose. |
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