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单词	pentyne
释义	pentyne noun pen·​tyne ˈpen‧ˌtīn plural -s : either of two normal isomeric hydrocarbons C5H8 of the acetylene series Word History Etymology penta- + -yne
随便看	grape rot grape rust grape scale grape stake grape sugar grape tree grape wine grape-berry moth grape-seed oil graped grapefruit grapefruit knife grapefruit league grapefruit spoon grapefruits grapeless grapelet grapelike graperies graperoot grapery grapes grapes of wrath grapeseeds grapeshot

英语词典包含469781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。