an index of the quantity of pollen in the atmosphere, issued as a warning to sufferers from hay fever; (also) an estimate of the quantity of pollen…
| 单词 | θ75297 |
| 释义 | the world > matter > gas > air > [noun] > air in any specific place or at specific time > amount of pollen in air (2) pollen count1926 an index of the quantity of pollen in the atmosphere, issued as a warning to sufferers from hay fever; (also) an estimate of the quantity of pollen… pollen index1939 = pollen count n. |
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