oxygen

英['ɒksɪdʒ(ə)n] 美['ɑksɪdʒən]

英英释义实用场景例句

1. a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust