Zhèzhǒng hūlěng-hūrè de tàidù ràng yuángōng hěn kùnhuò.
This on-again, off-again attitude leaves the staff confused.
Tips
usage
Two uses: (1) literal, temperature or weather shifting abruptly; (2) figurative, someone whose moods, affection, or commitment swing unpredictably. In romantic contexts it is a frequent complaint about inconsistent partners.
grammar
忽A忽B is a productive pattern meaning "now A, now B": 忽明忽暗 (now bright, now dark), 忽高忽低 (up and down), 忽快忽慢 (alternately fast and slow).