常見例句雙語例句Weather observations are few in number, but the satellite-based cloud observations show a zigzag series of ups and downs in the average cloud amount where the path crosses between the two countries.天氣觀測縂數上是很少的，但是基於衛(wèi)星的雲量觀測顯示，在這兩個國家之間的食逕穿過的地方，平均雲遮比呈現出一個高低起伏的之字形。www.astronomy.com.cn 返回 weather satellite series