Ph paper
[化] pH试纸
🧩 词语组成解析
氢离子指数\\n[医] 药典; 苯基
paper
['pepɚ]
n. 纸;文件;论文;文章;
vt.& vi. 贴纸;
vt. 包装，用纸覆盖;贴壁纸;提供纸张;[俚语] 提供免费入场券;
vi. 贴糊墙纸;发交通违章传票;
adj. 纸制的;似纸的;有名无实的;
🗣️ 情景例句
I'm sure glad you're here, Grandpa.
您来这里我真高兴， 爷爷。
Which one is more economical?
哪一个是比较经济的？
We talked and wondered about the people who had lived here before.
我们谈论并且很好奇以前住在这里的人们。