build floodwalls
建造防洪墙
floodwalls protect
防洪墙保护
repair floodwalls
修复防洪墙
floodwalls hold
防洪墙阻挡
reinforce floodwalls
加固防洪墙
floodwalls breached
防洪墙被突破
constructing floodwalls
防洪墙失效
floodwalls failed
检查防洪墙
inspecting floodwalls
防洪墙坍塌
floodwalls crumbling
build floodwalls
建造防洪墙
floodwalls protect
防洪墙保护
repair floodwalls
修复防洪墙
floodwalls hold
防洪墙阻挡
reinforce floodwalls
加固防洪墙
floodwalls breached
防洪墙被突破
constructing floodwalls
防洪墙失效
floodwalls failed
检查防洪墙
inspecting floodwalls
防洪墙坍塌
floodwalls crumbling
探索常用高频词汇