sự hiểu biết tri thức 
knowledge like: tri thức → →
Wir bieten Ihnen einen interessanten Praktikumsplatz. ☊ 
Chúng tôi đưa ra một vị trí thực tập hấp dẫn cho anh / chị. ☊ (Lektion 103, Nr. 1750) Experience is more important for this job than paper qualifications (= that exist on paper, but may not have any real value). ☊ paper ☊
With that crack in it, the vase is worth practically nothing. ☊ practically ☊
understand that...: He was the first to understand that we live in a knowledge economy. ☊ understand ☊