ci dens密卷云
Barrow Dens兽穴
Making Dens唱片名
Cozy Dens一屋两家三代情
High dens高密度聚乙烯;中压聚乙烯
Dens caninus犬牙;[解剖] 尖牙
Dens Equi药材拉丁名
mcul dens相邻的致密斑
dens malocclusionis错牙合牙
N-COUNT（可数名词） A den is the home of certain types of wild animals such as lions or foxes. 兽窝
N-COUNT（可数名词） Your den is a quiet room in your house where you can go to study, work, or relax without being disturbed. (学习、工作或放松的) 私室 [美国英语]
The silver-haired retiree sits in his den surrounded by photos of sailing boats.
这位银发退休者坐在他的四壁挂满了航船照片的私室里。
N-COUNT（可数名词） A den is a secret place where people meet, usually for a dishonest purpose. 进行秘密活动的场所
I could provide you with the addresses of at least three illegal drinking dens.
我能向你提供至少3个秘密非法酒馆的地址。
N-COUNT（可数名词） If you describe a place as a den of a particular type of bad or illegal behaviour, you mean that a lot of that type of behaviour goes on there. (干坏事或违法活动的) 聚集地
...this den of iniquity called New York City.
…这个称作纽约市的罪恶之地。