Photoemitter
光电发射体
🗣️ 情景例句
Technology could revolutionize our way of life.
科学技术会给我们的生活方式带来革命。
I'm very well, and you?
我很好，你呢？
Before it could be transported to the United States, a site had to be found for it and a pedestal had to be built.
在雕像被运往美国之前，必须为它选好一块场地，同时必须建造一个基座。