#61
oxygen
n.
Definition · معنی
a
اکسیژن
Examples · جملات
- "Oxygen has the atomic number 8, which represents the number of protons in its nucleus."— Cambridge Dictionary
- "Plants are the main source of atmospheric oxygen."— Cambridge Dictionary
- "By molar fraction, calcium oxide contains equal parts calcium and oxygen."— Wiktionary
- "About 21% of the air you breathe is oxygen."— Wiktionary