短語詞組短語spur -dike 丁壩Spur -dike flow 丁壩水流open spur -dike 開口丁壩scour around spur -dike 丁壩沖刷the length of spur -dike 丁壩長度ended spur dike 勾頭丁壩spur dike head region 壩頭區(qū)spur dike WESTBANK 丁壩circumfluent spur dike 繞流丁壩 返回 spur dike