Inverted siphon is a type of drainage structure widely used on the left bank of the main trunk canal, and there is of great difference between siphons on the engineering scale.是什么意思_Inverted siphon is a type of drainage structure widely used on the left bank of the main trunk canal, and there is of great difference between siphons on the engineering scale.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句