spillway bridge溢洪道: spillway桥: bridge溢洪道: [水文] spillway◇溢洪道护坦 spillway aprons形溢洪道: ogee spillway岸边溢洪道: approach spillway channel下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:溢洪道桥,即可在微信中查询翻译