词汇	崖洞
释义	崖洞 recess of a cliff
随便看	BUILDING A FAULT-TOLERANT CAMPUS BACKBONE building-agent system building a geometric model building a good credit rating building agreement building agriculture building a harmonious campus culture building a harmonious socialist society building a harmonious society building a harmonious world Building a high-performing workforce Building a Home File Server building air analysis building air conditioning building air-conditioning building air-conditioning system building air contamination building airflow analysis Building a Kangsong Taeguk building algorithm building alteration building aluminum profile building a model building analysis building anchor