adv.
seemingly uninterrupted
"was perpetually answering the doorbell"
同义词：constantly
everlastingly; for all time
"rays...streaming perpetually from the sun"
Perpetually mobile footprints of ancient infections in human genome
Arabidopsis Anaphase-Promoting Complexes: Multiple Activators and Wide Range of Substrates Might Keep APC Perpetually Busy
Perpetually optimizing the cost function for unit selection in a TTS system with one single run of MOS evaluation
Method for perpetually providing goods or service
A perpetually running ENSO in the Pliocene?
Software Rejuvenation: Analysis, Module and Applications
Complexity Economics: A Different Framework for Economic Thought
Code Choice in the Language Classroom.
Precautionary Saving and the Marginal Propensity to Consume
Eternal Inflation, past and future
