regenerate
verb uk/rɪˈdʒen.ə.reɪt/ us/rɪˈdʒen.ə.reɪt/
(IMPROVE)
[ T ]（尤指通过使得更加活跃或成功而）革新，重建，复兴
to improve a place or system, especially by making it more active or successful
(GROW)
[ I or T ] biology specialized（使）再生
to grow again
Tissue regenerates after skin is scratched. 皮肤擦伤后，组织会再生。
A lizard can regenerate its tail. 蜥蜴的尾巴可以再生。