adv.永恒地; 终身地; 不断地

household living perpetually in debt → 超支户
Perpetually Yours → 永恒的你
perpetually frozen soil → 永冻土壤
stay perpetually → 连续不断地停留
involve perpetually → 永远地陷入
preserve perpetually → 永久地维持
wound perpetually → 永久地伤害
revolve perpetually → 不停地旋转
cover perpetually → 终年覆盖

1.The condition of an estate that is limited so as to be inalienable either perpetually or longer than the period determined by law.
[汉]永久所有权，永久不得转让权房地产被限制以致于可永久地或比法律规定时间长的不得转让的状态

【Adverb】

1. seemingly uninterrupted;
"constantly bullied by his big brother"
"was perpetually answering the doorbell"
2. everlastingly; for all time;
"rays...streaming perpetually from the sun"- Stuart Chase