Pmmu
[计] 页式存储器管理部件
🗣️ 情景例句
Please don't do it without asking.
未经允许请不要那么做。
Her parents died when she was a baby and she was raised by her grandparents.
她很小的时候，父母就死了，是祖父母把她带大的。
In his youth, his father and grandfather often told him stories about their family history.
年轻时，他的父亲和祖父常常同他说起他们的家史。