Phenolphthalein sodium
[化] 酚酞钠
🧩 词语组成解析
n. 酚酞\\n[化] 酚酞
sodium
['sodɪəm]
n. <化>钠(11号元素，符号 Na);
🗣️ 情景例句
A little knowledge is dangerous.
一知半解最危险。
Are most of the lakes located in the north central region?
大多数湖位于向北中央的区域吗？
It was beginning to get dark. I think we'd best stay the night here, I said.
天开始变黑。“我看我们最好在这里过夜，”我说，