preoccupied

adj. 心事重重的，出神的

prelate, prelim, preliminary, prelude, premarital, premature, premeditate, premeditated, premeditation, premenstrual tension, premier, premiere, premise, premise (also premiss), premises, premium, Premium Bond, premonition, premonitory, preoccupation, preoccupy, prep, prep school, preparation, preparation for, preparatory, prepare, prepared, preparedness, prepay, prepayment, preponderance, preponderant, preponderate, preposition, prepositional, prepositional phrase, prepossessing, preposterous, preposterously,