When hay fever first occurs it is often mistaken for a summer cold.
花粉病刚发作时，常会被误认为是热伤风。
It is never very hot in summer or very cold in winter.
夏天向来不太热，冬天也不太冷。
The "seesaw" brought cycles of intensely cold winters and easterly winds, then switched abruptly to years of heavy spring and early summer rains, mild winters, and frequent Atlantic waves.
这个“跷跷板”带来了极度寒冷的周期性的严冬和东风，然后突然转换成多年的阴沉春季、过早降雨的夏季和温和的冬季，以及频繁的大西洋海浪。
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