我们去背风面吧.Let's go to lee side.发现在丁坝的上游会形成马蹄涡,在丁坝的背风面会形成卡门涡.There are horse shoe vortex around spur dikes and Karman vortices behind spur dikes....

“背风面”的反义词：迎风面。...

“背风面”的英语可以翻译为：[化] leeward side ...