- 重点词汇
- 疏通
dredge; clear; unblock; smooth out; mediate; mediate between two parties
- 管道
pipeline; conduit; duct; channel; tubing; piping; pipework; passage; pipe
- 收费标准
charging standards
- 厕所
toilet; lavatory; WC; restroom; bathroom; washroom; bog; can; loo; john; dunny; khazi; lav; privy; latrine; cloakroom; water closet; shithouse
- 采购
purchase; buy; procure; acquire; procurement; acquisition