air present-day, present-day of air, wind - air going (in some cases with appreciable pressure) from a place of significant tension to a location of lower force; "trees bent beneath the intense winds"; "when there's no wind, row"; "the radioactivity was staying swept upwards from the air existing and https://thermalshocktesting46790.blogdon.net/what-does-semiconductor-equipment-thermal-cycling-mean-52209035