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来源:雅诚德英语网
At high altitude you have jet streams, and the wind velocity is not the same at all altitudes.
在高海拔处会有高速气流,风速在不同的海拔处,并不相同。
At high altitude you have jet streams, and the wind velocity is not the same at all altitudes.
在高海拔处会有高速气流,风速在不同的海拔处,并不相同。