enthusiastic/ɪnˌθjuːzi'æstɪk $ -θuː-/

a. showing a lot of interest and excitement

a. 满腔热情的；热心的；极感兴趣的：[enthusiastic about (doing) sth] They are enthusiastic about the plan. 他们对这个计划都满怀热情。

音组-astic/-'æstɪk/

enthusiastic; fantastic; plastic