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...

unoccupied的近义词/同义词有：uninhabited, vacant, deserted, open, available, idle, shelf, idle, unemployed, available, deserted, uninhabited, void, vacant, open。adj.unoccupied的近义词（空闲的;没人住的）：uninhabited, vacant, deserted, open, av...