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	shrubbing shrubby shrubby althaea shrubby althea shrubby bittersweet shrubby cinquefoil shrubby fern shrubby horsetail shrubby St.-John's-wort shrubby trefoil shrubland shrublet shrublets shrublike shrubs shrubwood shruff shrug shrug away shrug off shrugged shrugged off shrugging shrugging off shruggingly

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