Think about how you'd search a large room for a lost key. You wouldn't examine every square inch sequentially. You'd split the room into sections (by the couch, near the door, under the table) and rule out entire sections at a glance. "I didn't go near the kitchen, so skip that."
Figures out which content provides the best performance
，这一点在快连下载安装中也有详细论述
xsel-1.2.1-8.fc42.x86_64
Медведев вышел в финал турнира в Дубае17:59