Photothermionic
光热离子的
🗣️ 情景例句
When is that?
那是几点？
I didn't realize the time had passed so quickly.
我没有认识到时间这样快速过去了。
I'm afraid I don't have it any more. I sold it last week.
我恐怕是没有了，上星期我把它卖掉了。