Pcr
abbr. 光电导继电器（Photo-conductive Relay）；程序控制暂存器（program control register）
🗣️ 情景例句
What's on the menu?
有什么菜？
I did work this afternoon.
我今天下午工作。
When the journalist again failed to reply, the editor reluctantly published the article as it had originally been written.
但记者还是没有回复。编辑无奈，勉强按原样发稿了。