Qms
[化] 四极质谱仪
🗣️ 情景例句
It's been very nice talking to you.
很高兴与你交谈。
We go to bed at 10:30.
我们十点半睡觉。
You can imagine how useful this is, particularly in countries like China and Japan, which use written characters not letters.
你可以想像得到，特别是在中国和日本这些使用文字而不是字母的国家，这是多么有用处！