perpetual
词形变化：
副词: perpetually |
同义词：
continuous | eternal | permanent | lasting | constant | continual | endless | infinite | incessant | unending | everlasting | unceasing | ceaseless | interminable | unbroken | perennial | deathless | changeless | durable | steady | uninterrupted | long-lasting | enduring | undying | eonian | never-ending | unremitting | ageless | aeonian |
反义词：
词义辨析：
同义:
a.永久的
eternal
lasting
continuous
unceasing
permanent
infinite
endless
incessant
constant
同义参见:
unbroken
deathless
interminable
continual
steady
unending
everlasting
durable
changeless
ceaseless
perennial
反义:
a.永久的; 长期的
temporary
transient
momentary