Optron
光导发光元件
🗣️ 情景例句
He's a friend.
他是位朋友。
Time flies.
时光易逝。
There would be pictures in magazines and newspapers, showing crowds of peope with their cameras and noisy, excited talk.
报纸和杂志将刊登出图片，报纸和杂志将刊登出图片，展示那些带着照相机熙熙攘攘蜂涌而至的人群。