pollen count

noun

1. 花粉计数（用于警示花粉过敏者空气中花粉的含量）
   a number that shows the amount of pollen in the air, used to warn people whose health is affected by it

1. N-COUNT （空气中的）花粉计数
   The pollen count is a measure of how much pollen is in the air at a particular place and time. Information about the pollen count is given to help people who are made ill by pollen.
   1. Avoid trips to the country while the pollen count is high.
      花粉计数高时，尽量避免去乡村旅行。

1. Avoid trips to the country while the pollen count is high.
   花粉计数高时，尽量避免去乡村旅行。
2. Hay fever sufferers have a worse time when the pollen count is high.
   花粉计数高时，枯草热患者的日子就更不好过了。
3. My eyes start to water when the pollen count is high.
   空气中花粉计数偏高时，我的眼睛就会开始流泪。
4. We can expect a high pollen count over the next week or so.
   我们可以预计从下周起的一段时间里花粉量会很多。
5. The higher protruding style rate the scattered flowering and the longer flowering time of male sterile rices and the non-enough pollen count of restorers were the main host factors causing serious occurrence and damage of kernel smut.
   不育系柱头外露率高、开花时间持续长而分散及恢复系花粉量不足是导致发病严重的主要寄主因素。
6. When the leucocytes and myelocytes of the experimental animals were suppressed by cyclophosphamide, the administration of pollen could elevate the leucocyte count ( P < 0.02), which implies that pollen exerts a protective effect on the leucocytes.
   油菜花粉能促进白细胞回升（P<0.02），对环磷酰胺所致实验动物白细胞和骨髓细胞起保护作用。

noun

1. the number of pollen grains (usually ragweed) in a standard volume of air over a twenty-four hour period and a specified time and place