nitrous oxide
英 [ˌnaɪtrəs ˈɒksaɪd]
美 [ˌnaɪtrəs ˈɑːksaɪd]
n. 氧化亚氮，笑气(旧时牙医用作麻醉剂)
牛津词典
noun
- 氧化亚氮，笑气（旧时牙医用作麻醉剂）
a gas used especially in the past by dentists to prevent you from feeling pain
英英释义
noun
- inhalation anesthetic used as an anesthetic in dentistry and surgery
双语例句
- Comparison of epidural blockade or nitrous oxide inhalation for labor analgesia
硬膜外阻滞与氧化亚氮吸入用于分娩镇痛的比较 - Investigation of the Reaction Process for One-Step Oxidation Benzene to Phenol with Nitrous Oxide in a Fixed Fluidized Bed
固定流化床中N2O一步氧化苯制苯酚的工艺条件研究 - Effect of water management of late stage of rice growth on methane and nitrous oxide emissions
水稻生长后期水分管理对CH4和N2O排放的影响 - The study also noted that there was a large difference in particulate matter between the north and south, but not in other forms of air pollution such as sulfur dioxide and nitrous oxide.
该研究还指出，南北之间在颗粒物上有很大的差异，但在其他形式的空气污染，如二氧化硫和氮氧化物上并没有这种差异。 - Nitrous oxide pollution of the atmosphere occurs usually from the nitration of cellulose and other organic materials.
大气中的一氧化二氮污染通常由纤维和其他有机物质的硝化作用产生。 - The effects of chlorothalonil on nitrous oxide and methane emissions from soils under anaerobic conditions
厌气条件下百菌清对土壤N2O和CH4排放的影响 - The research emphasis is restartable nitrous oxide monopropellant thruster suitable for keeping the position and phase of small satellite.
研究重点是可多次启动的一氧化二氮单元推进剂推力室，适用于小卫星的位置保持和相位保持。 - Experimental Study on Nitrous Oxide Formation during Char Combustion under Fluidized Bed Conditions
焦炭流化床燃烧条件下氧化亚氮生成机理的实验研究 - Curbing nitrous oxide emissions would enhance the ozone layer's recovery.
抑制氧化亚氮的排放将会促进臭氧层的恢复。 - I bet he used nitrous oxide.
他肯定用的是一氧化二氮。