busy /ˈbizi/ adj. 1.忙的，繁忙的：I’m sorry sir. The line is busy. 对不起，先生，电话占线。 2.热闹的：The shops are very busy before Christmas.圣诞节前商店很热闹。be busy doing忙于做…：［考句］ Jean did not have time to go to the concert last night because she was busy preparing for her examination. 琼昨晚没有时间去听音乐会，因为她忙于准备考试。be busy with/at/over 忙于…：He is busy with other work right now.他此刻正忙于其它工作。