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
- Animal excrement emits gases, such as hydrogen sulfide and ammonia, that poison the air around farms, as well as methane and nitrous oxide, which are major contributors to global warming.
动物的排泄物释放出的气体，例如氢化硫、氨气、污染了农场周围的空气，同时，甲烷和一氧化氮则是导致全球变暖的主要元凶。 - 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 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。 - Application of nitrous oxide inhalation in dental fear of children
笑气吸入法在儿童牙科畏惧症中的应用 - 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 - 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 - Biogeochemistry of Methane and Nitrous Oxide in the Water and Sediments of JiaoZhou Bay
胶州湾水体及沉积物中甲烷和氧化亚氮的生物地球化学研究 - Supplies of nitrous oxide for surgical anaesthesia will run out in two weeks.
对手术麻醉药供应将在两周内用完。 - Nitrous oxide ( N2O) is the third green house gas ( next to CO2 and CH4) and using the modified urea is an important way to reduce N2O release from cultivated land.
N2O是仅次于CO2和CH4的第三种温室气体，改性尿素是减少农田N2O排放的一种重要途径。 - 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