1) normal three winter months
正常最冷三个月
2) normal hottest month
正常最热月
3) normal hottest 3-month period
累年最热三个月
4) extremely severe cold months
异常冷月
1.
The work statistically studies the variations of the general circulation and external forcing factors in and before the extremely severe cold months.
统计分析了华南冬季异常冷月及其前期大气环流及外部强迫因子的变化特征。
5) January. There are three.
一月，三个。
补充资料：累年
连年：～丰收。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条