noun🔗Share圆形物，圆圈。 Anything having a round form; a round figure; a circle."the London Underground roundel"伦敦地铁的圆形标志 (Lúndūn dìtiě de yuánxíng biāozhì)figureappearanceartstructureChat with AIVocabulary GamePractice Reading
noun🔗Share小圆诗，小轮歌。 A roundelay or rondelay."The choir practiced a beautiful roundel for the spring concert, repeating the main verse several times. "合唱团为春季音乐会排练了一首优美的小轮歌，主歌部分重复了好几遍。literaturemusicChat with AIVocabulary GamePractice Reading
noun🔗Share小圆盾，圆形盾。 A small circular shield, sometimes not more than a foot in diameter, used by soldiers in the fourteenth and fifteenth centuries."The museum displayed a beautifully preserved roundel, a small circular shield from the 1400s. "博物馆展出了一面保存完好的小圆盾，这种圆形盾牌是15世纪的士兵使用的。militaryweaponwearhistoryChat with AIVocabulary GamePractice Reading
noun🔗Share圆圈, 圆斑 A circular spot; a charge in the form of a small coloured circle."The kite was decorated with a red roundel in the center. "这只风筝的中央装饰着一个红色的圆圈.artappearanceheraldryChat with AIVocabulary GamePractice Reading
noun🔗Share机徽，圆形徽章 A circular insignia painted on an aircraft to identify its nationality or service."The British Spitfire fighter plane displayed a red, white, and blue roundel on its wings. "英国喷火式战斗机的机翼上涂有红白蓝三色的圆形机徽，用以识别其国籍。militaryvehicletechnologysignChat with AIVocabulary GamePractice Reading
noun🔗Share圆形堡垒，圆堡。 A bastion of a circular form."The children's playground had a colourful roundel at its center, a circular area for games. "孩子们的游乐场中央有一个色彩鲜艳的圆形堡垒，那是一个圆形的游乐区。architecturemilitaryChat with AIVocabulary GamePractice Reading
