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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	drafting yard draftings draftman draftmanship draftmen drafts draftsman draftsmanly draftsmanship draftsmanships draftsmen draftsperson draftspersons draftswomen drafty drag drag (out) drag anchor drag and drop drag bunt drag cart drag chain drag chute drag coefficient drag conveyor

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。