| 释义 |
downdraft
down·draft D0365300 (doun′drăft′)n.1. A strong downward current of air.2. A downward trend; downturn: The business hit a downdraft.down•draft (ˈdaʊnˌdræft, -ˌdrɑft)
n. a downward current, as of air. Thesaurus| Noun | 1. | downdraft - a strong downward air currentdraft, draught - a current of air (usually coming into a chimney or room or vehicle) |
Translationsdowndraft
downdraft[′dau̇n‚draft] (physics) A current of air or other gas that travels downward, as during a thunderstorm or in a mine shaft. downdraft, Brit. downdraught1. A downward current of air in a chimney or flue, often carrying smoke with it. 2. A downward current of air resulting from the passage of air across a window surface, which cools it and increases its density so that it moves downward.downdraft A relatively small-scale downward current of air. These are common near cumuliform clouds, in precipitation areas, and on leeward side of large features. They pose risks to light aircraft and helicopters, especially those flying near the ground.AcronymsSeeDWNDFTdowndraft
Related to downdraft: microburstWords related to downdraftnoun a strong downward air currentRelated Words |