Radioactive sodium
[医] 放射性钠
🧩 词语组成解析
sodium
['sodɪəm]
n. <化>钠(11号元素，符号 Na);
🗣️ 情景例句
Don't cross that bridge till you come to it.
没到河边，先别操心怎么过桥。
I invited him to come back, but he wouldn't.
我请他回来，但是他不肯。
No, we don't.
不，没有。