While so preoccupied, he forgot his usual cautiousness.在这么乱想的时候, 他忘了素日的谨慎.He was too preoccupied with his own thoughts to notice anything wrong.他只顾想着心事，没注意到有什么不对。At nightfall, he returned to the rickshaw yard dead - beat...
She looked very preoccupied.她看起来心事重重。He was too preoccupied with his own thoughts to notice anything wrong.他只顾想着心事，没注意到有什么不对。The question of going to the Mount Tai preoccupied his mind.去游泰山的问题盘踞在他心头....