Pcbs
(PCB 的复数) 零用现金簿\\n[计] 印制电路板, 过程控制块, 程序控制块
🗣️ 情景例句
When trouble comes your neighbors are the ones who will be there.
邻居在你有困难的时候会帮助你。
I hope I remember to ask the barber not to cut my hair too short.
我希望我能记得要求理发师把我的头发理短点。
We owe a lot to the birds and beasts who eat insects but all of them put together kill only a fraction of the number destroyed by spiders.
我们要十分感谢那些吃昆虫的鸟和兽，然而把它们所杀死的昆虫全部加在一起也只相当于蜘蛛所消灭的一小部分。