Nitrogen monoxide
[化] 一氧化二氮; 笑气
🧩 词语组成解析
monoxide
[mə'nɔksaid]
n. 一氧化物;
🗣️ 情景例句
OK, let me think.
好， 让我想想。
It doesn't happen every day.
这可不是天天都有的。
it takes much less energy to accelerate to that 1.5 miles per second than it does on Earth.
在月球上加速到每秒1。5英里比在地球上所用能源要少得多。