Polonide
[化] 钋化物
🗣️ 情景例句
I hope that he will succeed.
我希望他会成功。
How many sisters and brothers do you have?
你有几个姊妹和兄弟？
The implications of all this were that it was not the disturbance of sleep that mattered, but the disturbance of dreaming.
睡眠受到干忧没关系，而做梦受到干忧是有问题的。