1.Must be able to speak with infectious enthusiasm about the product.
必须能够发言，有关产品的感染力的热情。
2.With infectious enthusiasm, he describes them, from their earliest known incarnations to their place in the modern world.
他以热情的感染力描述从已知最早的时代到现代世界羽毛的地位。
3.Now, she declares with infectious enthusiasm, she wants to live life on her own terms.
如今，她用极富感染力的热情宣布，她要以她自己的方式生活。
4.He expressed infectious enthusiasm to his voters.
他对他的选民表现出很有感染力的热情。
5.Today, her infectious enthusiasm and good spirits are an inspiration to countless human amputees who come to visit her every year.
目前，她热力四射的激情和高昂的情绪激励着每年来看她的无数位截肢人士。
6.Have an infectious enthusiasm and the ability to stimulate others with it.
拥有感染力，能触动别人感激你的热情。