단어 네트워크: 管道
5개 연결을 찾았습니다
인터랙티브 네트워크
단어장
영상
문법
표현
다른 언어
국가별 기사
관련 단어 (3)
基础设施
The basic physical and organizational structures and facilities (e.g., buildings, roads, power supplies) needed for the operation of a society or enterprise.
B1维修
To maintain and repair equipment, buildings, or machinery to keep them in good condition.
B1铺设
to lay, to spread; to set up or install something flat.
A2
