scour hole冲蚀: washout; ablation; scouring穴: cave; cavern; grotto冲蚀穴 冲刷坑 冲刷孔: scourhole冲蚀: washout; ablation; [地质学] scouring◇冲蚀构造 wash-out structure吹蚀穴: blowhole; gloap; gloup下载手机词典可随时随地查词查翻译