Photicon
高灵敏度摄像管; 移像光电摄像管
🗣️ 情景例句
It's been a pleasure to talk to you.
和你谈话是件很愉快的事。
I ask him to stay at school.
我要求他待在学校。
Soon the errors will have multiplied to the ten-foot scale,
很快这种偏差会增加到10 英尺的范围，