Polonium dioxide
[化] 二氧化钋
🧩 词语组成解析
polonium
[[pə'ləuniəm]]
n. 钋\\n[化] 钋Po
🗣️ 情景例句
The taxi zone is right on the left corner over there.
出租车站台就在左边转角处。
He has left already .
他已经离开了。
I don't think there are. But there are more men than women scientists. And more men than women are heads of companies.
我想没有。但是，男科学家比女科学家多。而且，各公司的负责人中，男人要比女人多。