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
I don't have time to be exhausted.
我没有时间去精疲力尽。
In every country dogs bite.
天下的狗都要咬人。
Later it was found that there was a type of mosquito which acted as the carrier of this disease and passed it on to the rabbits.
后来又发现，有一种蚊子是传播这种疾病的媒介，能把此病传染给兔子。