例句與造句

1. Landslide hazard mitigation works including earthworks , installation of soil nail , concrete check dam and flexible boulder fence , drainage works and maintenance access road works
   山坡災(zāi)害防護(hù)工程，包括土木工事、裝設(shè)泥釘、擋土堤和柔性防石欄、排水工程和維修通道工程。
2. It's difficult to find boulder fence in a sentence. 用boulder fence造句挺難的