Chromatographing
[化] 色谱分析
🗣️ 情景例句
Well, if I run for office,
嗯 ，假如我出来竞选公职，
The best teacher one can have is necessity.
我们能得到的最好教师是“需要”。
Could I drop in at your house after the concert, or would that be too late?
我可不可以在音乐会开完后去你家拜访？那会不会太晚了？