Nitrous oxide-oxygen anesthesia
[医] 一氧化氮和氧麻醉, 笑气和氧麻醉
🧩 词语组成解析
n. [化]氧,氧气;
oxy含氧的+gen出生,产生→氧气
🗣️ 情景例句
Sorry, I'm afraid I'm busy tonight.
很抱歉,恐怕我今晚没空。
You should wear a raincoat, It's rainy today.
你应该穿一件雨衣,因为今天下雨。
My father is at home looking for the ticket.
我爸爸正在家里找票呢!
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