With or without the presence of the mei-yu front, the eclipse path is embedded in a humid and unstable airmass from India to the Cook Islands.
不管有没有梅雨锋的出现，从印度到库克群岛，日食路径都已嵌入潮湿和不稳定的气团中。
2
Results using routine surface meteorological variables show that we can get airmass categories each having distinct feature and circulation pattern by the methodology.
Influenza is a year-round event in the tropics. If the tropical airmass around the Earth's equator expands, as new areas lose their seasons they may also begin to see influenza year-round.