Radiothorium (rdth)
[化] 射钍; RdTh
🧩 词语组成解析
n. [化] 放射性钍
🗣️ 情景例句
I'm changing my schedule.
我准备把工作重新安排一下。
His presence in the room was not noticed.
没有人注意到他在房间里。
That's right. I'm travelling round the country.
对。我在周游全国各地。