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
Shells she sells on the seashore are seashells I am sure.
我敢肯定她在海边卖的贝壳是海贝。
The least said, the soonest mended.
（or Least said， soonest mended） 少说为佳。
'If the money was not paid promptly,
如果交款不及时，