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- Inflorescence a short dense head, subtended by an inflated leaf sheath with rudimentary blade. 花序一紧密的短头状花序，以一膨大的叶鞘具不发育叶片被包着。
- Spikelets in very dense heads; palea keeled; lodicules 3; glumes 2 or 3; rachilla internodes not disarticulating. 在非常紧密的头状花序里的小穗；内稃翻转；鳞被3；颖片2或3；小穗轴节间不脱节。
- Tall European annual with downy gray-green foliage and dense heads of small white flowers followed by hairy pods; naturalized in North America,sometimes a troublesome weed. 高大的欧洲一年生植物，叶多毛，呈灰绿色，具有浓密的白色小花序，继之是多毛的荚，广泛移植于北美。
- Any of various herbs of the genus Trifolium in the pea family, having trifoliolate leaves and dense heads of small flowers and including species grown for forage, for erosion control, and as a source of nectar for honeybees. 苜蓿，三叶草一种豆科三叶草属的草本植物，长有三小叶，开密簇小花，包括用作饲料的、防止水土流失的及作为蜜蜂蜜源的品种
- He thinks of new york as a den of iniquity. 他认为纽约是个藏污纳垢之处。
- She nestled her head on his shoulder. 她将头依偎在他的肩上。
- He has made his house a den of thieves. 他把自己的家变成了一个贼窝。
- The bears den up together during the winter. 冬天熊一起在洞穴里冬眠。
- He thought of New York as a den of iniquity. 他认为纽约是个藏污纳垢之处。
- The liner ran down a fishing-boat during the dense fog. 班轮在浓雾中撞沉了一只渔船。
- The bar in the slum is a den of iniquity. 这个贫民窟里的小酒吧是一个充满罪恶的场所。
- Traffic was interrupted by a dense fog. 交通因浓雾而受阻。
- The deer lowered its head to drink from the pond. 鹿低下头去喝池塘里的水。
- He gave the little boy a clout on the head. 他在那小男孩的头部打了一下。
- I saw the small girl topple over and hit her head. 我看见那小女孩栽了一跤，碰着了头。
- The police tracked the thieves to their den. 警察跟踪小偷，直到他们的老窝。
- They hewed their way through the dense jungle. 他们在浓密的丛林里开辟出一条路来。
- I was dazed by the blow on my head. 我的头挨了一击而觉得晕眩。
- She leaned her head back and whispered the news. 她向后仰着头，小声说出了这个消息。
- The horse kicked its fallen rider about the head. 那匹马乱踢从它背上掉下来的骑手的头部。
