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n.牙齿，齿状部分，兽窝( den的名词复数 )，窝点，休息室，书斋...
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I could provide you with the addresses of at least three illegal drinking dens.我可以为你提供至少3处非法饮酒窝点的地址。Female bears tend to line their dens with leaves or grass.母熊往往会在洞穴里垫些树叶或草。In winter bears usually hibernate in their den...
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In winter bears usually hibernate in their dens.冬天熊通常在穴里冬眠....the crack dens of urban America.美国城市中的可卡因毒窟I could provide you with the addresses of at least three illegal drinking dens.我可以为你提供至少 3 处非法饮酒窝点的地址。Female bears ...