Sodium pertechnetate
[化] 高锝酸钠
🧩 词语组成解析
sodium
['sodɪəm]
n. <化>钠(11号元素，符号 Na);
高锝酸盐
🗣️ 情景例句
Is this in fashion?
这现在流行吗？
It's a beautiful country with many large lakes.
它是一个有许多大湖的美丽的国家。
In this part of the cave, they could hear an insistent booming sound which they found was caused by a small waterspout shooting down into a pool from the roof of the cave.
在这儿，他们可以听见一种连续不断的轰鸣声。后来他们发现这是由山洞顶部的一个小孔里喷出的水柱跌落到水潭中发出的声音。