英汉解释

adj. 永久的；不断的；四季开花的；无期限的

同义词

a. constant，endless，eonian，eternal

参考例句

1. That I exist is a perpetual surprise which is life.
我的存在是一个永久的惊喜，这就是生活。
2. That I exist is a perpetual surprise which is life.
我的存在，是个永久的惊奇，而这，就是人生。
3. That you exist is a perpetual surprise which is life.
你的存在，是一个永恒的惊奇，这就是人生。

英英解释

adj.
  1. continuing forever or indefinitely
  2. uninterrupted in time and indefinitely long continuing
  3. occurring so frequently as to seem ceaseless or uninterrupted

网络释义

perpetual
永久,终身的; 永恒的重复不停的不断的; 永久的不断的一年到头的; 永恒的;
Perpetual inventory
永续盘存; 永续库存; 持续存货; 用续盘存;
Perpetual calendar
万年历; 万年历表; 永久日历;
perpetual annuity
永续年金; 永久年金; 无穷年金; 终身年金;
perpetual budget
持续预算; 永久预算; 永续预算; 连续预算;