Wiktionary英语词典
收录 1,329,381 个英语单词，来自Wiktionary的英文释义、IPA发音、词源、词形变化和词汇关系数据
O开头单词
(共36,133个)
plural of oxygen cylinder
the amount of extra oxygen required to oxidize lactic acid in the muscles built up during vigorous e...
plural of oxygen debt
the difference between the oxygen uptake of the body at rest and during exercise
plural of oxygen deficit
biochemical oxygen demand
plural of oxygen demand
The reduction in the concentration of dissolved oxygen in water, especially as a result of pollution...
plural of oxygen depletion
A binary compound of oxygen and fluorine, OF₂; a powerful oxidizing agent.
plural of oxygen difluoride
Any binary compound of oxygen and fluorine.
plural of oxygen fluoride
the normal form of molecular oxygen, especially such a gas supplied industrially in cylinders
Synonym of oxygen catastrophe.
plural of oxygen holocaust
a tube that carries oxygen to a heated tool; used to cut metal; the tip is continuously consumed
plural of oxygen lance
A plastic or rubber mask through which oxygen may be breathed from a storage tank.
plural of oxygen mask