English
Vietnamese
Gb
French
Vietnamese
Gb
Deu
Beginner Level
Advanced Level
Oxford Topics
Content
Fraction
☊
Bruchteil
☊
< 1
Refraction
☊
Brechung
☊
< 7.4 Licht, Glanz
Diffraction
☊
Beugung
☊
< 12.31 Grammatik
Refraction
☊
Lichtbrechung
☊
< 13.18 Physik
Vie
Eng
Eng
Top
Subtopic
fraction
Science
Mathematical terminology