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
nitrous
['naitrəs]
adj. 氮的，含氮的，硝石的;
oxide
['ɑksaɪd]
n. [化]氧化物;
anesthesia
[ˌænis'θi:ziə]
n. 感觉缺失，麻木;麻醉;
🗣️ 情景例句
Sit down. Sit down.
请坐。请坐吧。
First come, first served.
捷足先登。
The doctors removed a section of the mummy and sent it to a laboratory.
医生们从木乃伊身上取下一个切片，送去化验。