Nitrograph
氮气浓度含量测定器
🏥 医学释义
氮气浓度测定仪
🗣️ 情景例句
Kids today have too much freedom, it's not like the old days.
现在的小孩太自由了，不像以前。
Take time by the forelock.
要抓住时机。
Born a free man, he was now in chains.
他生来本是个自由人，如今却戴上了镣铐。