Chinese
:
光圈
English
:
aperture
Cantonese pronunciation
:
gwɔŋ1 hyn1
Putonghua pronunciation
:
guāng quān
English pronunciation
:
ˈæp.ə.tʃə
Subjects
:
Visual Arts 
Grades
:
Secondary 1 Secondary 2 Secondary 3 Secondary 4 Secondary 5 Secondary 6 
Alphabet
: