The trade-off is that those pages on the disk have to be moved back to the real memory when they are needed, and that can be really slow.是什么意思_The trade-off is that those pages on the disk have to be moved back to the real memory when they are needed, and that can be really slow.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句