Protonium
[原物]质子素
🗣️ 情景例句
When do you think we'll be through?
你认为我们什么时候能完毕？
The whole world knows that.
那个事人人皆知。
She is going to set out from the French coast at five o'clock in the morning.
她打算早上5点钟从法国海岸出发。