Phototriode
光电三极管
🗣️ 情景例句
What do you think? Does it look promising?
你怎么想？ 希望大吗？
Idle folks lack no excuses.
懒汉辩解，何患无词。
I'm talking. You are not talking. You're listening to me .
我在说话。你没在说话。你在听我说话。