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
and wait for the final results.
等待最后的结果。
I only need a thousand more pennies to buy my airplane.
我只要在有一千个一角的铜板,就能买一架飞机了。
Have your mechanics finished yet?
你们的机械师修好了吗?
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