单词	pentamerous
释义	pentamerous /pɛnˈtam(ə)rəs / adjective Botany & Zoology 1Having parts arranged in groups of five.These species are notable for the plesiomorphic retention of venation (albeit already quite reduced) in their tegmina, segmented cerci, and pentamerous tarsi.... The zygomorphic, pentamerous and spurred flowers are approximately 15 x 12 mm in diameter. Most basal Eudicots are dimerous or trimerous, with only occasionally pentamerous types (Sabiaceae, Ranunculaceae) which represent homoplasious trends. 1.1Consisting of five joints or parts. Compare with pentameral.
随便看	Romanness Roman nettle roman noir Roman nose Roman-nosed Roman numeral Romano Romano- Roman ounce Romanov Romanowsky Romanowsky-stained Roman peace Roman pearl roman policier Roman punch Roman Question Roman Republic Roman ring Roman road Roman sandal Roman satin Roman scarf Roman school Romans, Epistle to the

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。