| 单词 | 叉形 |
| 释义 | 〔banderole〕A narrow forked flag or streamer attached to a staff or lance or flown from a ship's masthead.小旗，燕尾旗：连接到一根杆或矛上的或挂在船桅杆上的窄的叉形旗或三角旗〔leg〕One of the branches of a forked or jointed object.分支部分：叉形物或关节的分支〔swallow〕Any of various small, graceful, swift-flying passerine birds of the family Hirundinidae, having long, pointed wings, a usually notched or forked tail, and a large mouth for catching flying insects and noted for their regular migrations in large numbers, often over long distances.燕子：燕科体小、优美且飞行快疾的燕雀类小鸟，具有长而尖的翅膀、通常为V形或叉形尾巴和用于抓飞虫的大嘴，并因它们长距离的规律性集体大迁徙而闻名〔wishbone〕The forked bone anterior to the breastbone of most birds, formed by the fusion of the clavicles.鸟胸的叉骨，如愿骨：大多数鸟胸骨前部的叉形骨，因锁骨合并形成的 |
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