单词 | upper air |
释义 | upper airnoun Meteorology.the atmosphere above the lower portion of the troposphere. Compare upper atmosphere. Origin of upper airFirst recorded in 1875–80 Words nearby upper airupon, up one's alley, up one's sleeve, up-or-out, upper, upper air, upper airway, Upper Arlington, upper arm, upper atmosphere, Upper Austria Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for upper air
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