Deak is an expert in juvenile delinquency.
迪克是研究青少年犯罪的.專家。
He is an expert in juvenile delinquency.
他是研究青少年犯罪的專家。
He had no history of delinquency.
他沒有違法記錄。
I am reluctant to trust anyone totally, Your Excellency
我不想完全相信任何人，閣下。
His excellency the President will be waiting for you in the hall.
總統閣下會在大廳等你。