劍橋詞典a measurement of the amount of pollen in the air 花粉計(jì)數(shù) The pollen count is high today, which is bad news for hay fever sufferers . 今天的花粉計(jì)數(shù)高，這對(duì)患枯草熱的人來說是個(gè)壞消息。 返回 pollen count