adverb
incessantly; without a break; nonstop
Describes an action or state that continues without interruption, often with a nuance of being excessive or annoying. Commonly used in the phrase のべつ幕なしに.
彼はのべつ幕なしにしゃべっている。
He talks incessantly.
のべつ幕なしに雨が降り続いた。
It kept raining without a break.