dynamic指有活力的，vigorous指不仅表现积极、有生气，而且固有精力和活力十分旺盛。energetic指精力充沛、奋力从事某事业。
例句：
①dynamic：We are looking for dynamic persons to be salesmen.我们正在寻找充满活力的销售人员。
②vigorous：Old as he is, he is none the less vigorous and active.虽然他年纪很大了，他仍然精力充沛。
③energetic：We should give energetic support to agriculture.我们要大力支援农业。
扩展资料
常见句型
1、dynamic：
用作定语
～+ n.
①This is a dynamic period in history.这是历史上最有生气的时代。
②This is a dynamic world.这是一个不断变化的世界。
2、vigorous：
（1）用作定语：～+ n.
①She made a vigorous speech in defence of her boyfriend.她为她的男朋友做了有力的辩护。
②He is a vigorous young man.他是精力充沛的青年。
（2）用作表语：S+be+～
The old man is still vigorous and lively.那老人依然精力充沛。
3、energetic：
（1）用作定语：～+ n.
①I never saw such an energetic man.我从没见过精力这么充沛的人。
②He is an energetic supporter of the peace movement.他是一名和平运动的热心支持者。
③He took energetic steps to fulfil his plan.他采取了有力的措施来完成他的计划。
（2）用作表语S+be+～
①He is constitutionally energetic.他体质强健,精力充沛。
②The more he worked, the more energetic he became.他越干越起劲。
