Mmu
[计] 存储器管理单元
🗣️ 情景例句
It's getting late, and we have a bit of a drive.
已经晚了， 而我们还要开好一段路呢。
I can't believe it.
我不相信。
Up to now, historians have assumed that calendars came into being with the advent of agriculture, for then man was faced with a real need to understand something about the seasons.
历史学家迄今认为日历是随农业的问世而出现的，因为当时人们面临着了解四季的实际需要，