youthfully

1. It can prevent elasticity loss caused by aging and create a youthfully stretchy skin with its special clear and moisturizing texture.
   防止随年龄增长导致的弹力成份减少，触感清爽、保湿滋润、缔造弹性十足的年轻肌肤。
2. Able to see the distortion he caused, I youthfully declared that if I every ran a business, it would be on the reverse principle.
   明白了他何以能使人心扭曲，年轻的我暗下决心，他年我若自行创业，一定运用完全相反的原则。

adv

1. in a youthful manner
   1. he is still youthfully enthusiastic