Bismuthic oxide
[化] 五氧化二铋
🧩 词语组成解析
[机] 铋的, 五价铋的
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
How did you do that?
你怎么做到的呢？
But after one week and I still hadn't made a single sale, my heart was in my boots.
但过了一星期还没有做成一笔生意，我感到十分焦急。
We chose a big one. It is almost as tall as the room.
我们选了一棵大的。它几乎和房间一样高。