因为不是从磁盘连续读取页面的，所以在读取每个页面之前，都需要进行查找并存在循环延迟。

Because the pages are not read sequentially from the disk, both seek and rotational delays occur before each page can be read.

youdao

前面已经提到，它的优点在于它是日志结构的，采用连续写的方式(减少物理磁盘的查找行为)，因此非常快。

The upside, as I mentioned, is that it's log structured, so writes are sequential in nature (minimizing seek behavior of the physical disk) and thus very fast.

youdao

连续几周，未来的大学生们从一所大学涌入到另一所大学急切地在录取名单上查找自己的名字。

For several weeks, prospective students rushed from college to college desperately combing admission lists for their names.

youdao