Polarogarphy
极谱分析法
🗣️ 情景例句
May I pay in cash?
可以付现金吗？
You agreed that we could make a little change in design if necessary.
可你们曾经答应这，如有必要，图案可以稍作改动。
I'm doing a word puzzle in this newspaper.
我在猜报纸上的字谜。