at/in one sitting
during one continuous period when you are sitting in a chair
write off an essay at a stretch[at one sitting].
수필을 단숨에 쓰다
I sat down and read the whole book in one sitting.→ sitting
It's not easy to encounter a book that reads so well that one reads all it at one sitting.
책은 많지만 한 번 잡으면 결코 놓기 싫은 책을 만나긴 쉽지 않다.
Examples from the Corpus
at/in one sitting
• I devoured it all almost at one sitting, reading it until my eyes closed.
• Jeff ate a whole bag of potato chips in one sitting.
• As in my landscapes, I work quickly and the portrait has to be completed in one sitting.
• But if you get a copy, save it for when you can read it at one sitting.
• I read it in one sitting and lay awake that night disturbed by its power and frightened by its implication.
• At other times the sessions are intended to serve the need of teachers of five of six languages at one sitting.
• It is an interesting book to dip into, but it can not be read at one sitting.
at one sitting
in one sitting
during one limited period of time, without stopping:
I enjoyed the book so much that I read it all in one sitting.