oxygen

noun

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

Synonym: Oatomic number 8

1. 氧；氧气
Oxygen is a colourless gas that exists in large quantities in the air. All plants and animals need oxygen in order to live.

e.g. The human brain needs to be without oxygen for only four minutes before permanent damage occurs.
人的大脑缺氧4分钟后便会造成永久性损伤。

1. oxygen的反义词

1. 氧气：但最新的研究结果表明,举重和器械练习同样适合女性人群,不但有助于女性塑造体型,而且还能有效预防骨质疏松. 因此,众多着名的女性健身杂志,例如<>(Oxygen)和<>(Shape)等都开始提出举重有益女性塑身的观点.

2. 氧反常：通过此页你可以了解:什么(谁)是氧反常(oxygen)、氧反常(oxygen)的意义(介绍)、氧反常(oxygen)的(具体)相关内容.