He has a wider and fresher firsthand knowledge of many things. 他具有許多事物的更廣泛和更新穎的第一手知識。
The Antiquities Service allocated excavation permits and gave many Egyptology students firsthand knowledge of ancient Egypt. 文物管理處發放考古發掘許可證,使很多埃及學學生獲得了關於古代埃及的第一手知識。