So I was really excited when my mice developed this compulsive behavior, where they were rubbing their faces and they couldn't seem to stop, even when they were wounding themselves.
그래서 제 실험용 쥐가 충동적인 행동을 하기  시작했을 때 아주 기뻤죠. 얼굴을 문지르는 걸 멈추지 못했어요. 상처가 나는데도 말이에요.