oxygen oxygen gas
Ozone is a highly reactive form of oxygen gas.
臭氧是一种非常活跃的氧气形态。
—— 柯林斯例句Ozone is produced by the reaction between oxygen and ultra-violet light.
臭氧由氧气和紫外线发生反应而产生。
—— 柯林斯例句Supplementary oxygen is rarely needed in pressurized aircraft.
密封的飞机内很少需要补充氧气。
—— 柯林斯例句They loaded themselves with food, medical supplies, and oxygen equipment.
他们携带了食物 、 医疗器具和氧气设备。
—— 给力词典精选Coke burns with oxygen to give carbon dioxide.
焦碳用氧气燃烧,产生二氧化碳。
—— 给力词典精选