Psu
abbr. 程序存储单元（Program Storage Unit）
🗣️ 情景例句
Goodbye, it was a pleasure meeting you.
再见， 和你见面很高兴。
Help! I'm being killed.
救人呀！我要被杀死啦！
Frank begged him to do so and the dealer reluctantly prised it open.
经弗兰克恳求，古董商才勉强把货箱撬开了。