| 释义 |
DEFINITIVE EXAMPLES 权威例句〔gas〕A gaseous anesthetic, such as nitrous oxide.气体麻醉剂:一种气态的麻醉剂,如二氧化氮美国传统〔know〕Nitrous oxide is commonly known as laughing gas.一氧化二氮通常被称作笑气。朗文当代〔laughing gas〕Nitrous oxide, especially as used as an anesthetic.笑气:一氧化二氮,尤其用于麻醉药物中美国传统 |