The cold air has been blowing out of the Arctic and Siberia; the hot air has been blowing out of the mouths of senior businessmen.
冷空气从北极和西伯利亚吹来；热空气出自企业高层之口。
The cold air is blowing from the north, for influenza susceptible population, the strengthening of routine influenza prevention measures is particularly important.
冷空气正从北方吹来，对于流感的易感人群来说，加强日常流感预防措施更是格外重要。
The device comprises a blowing mechanism, a hot air outlet mechanism and a cold air outlet mechanism which are connected with an air outlet of the blowing mechanism.
它包括吹风机构，与吹风机构上的出风口连接的出热 风机构和出冷风机构。
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