我发现，这种时空的转换非常有助于营造气氛体现对应时代的谍情。
It was the transformation of place and time that I found extremely helpful in setting the mood for that period of time's 18 espionage.
本文采用自然正交函数分解法对我国南方地区的降水气候序列与夏季（5～8月）逐日降水序列进行时空特征分析和对应天气形势分析。
In this paper the climatology of the precipitation, the daily rainfall series of months 5-8 and the correlative weather systems are analysed.
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