用来表示书本大小。
It gave me a model to use when I was making design choices about my book size, the cover and content fonts and layout.我以它为模型,设计了书的开本、封面、内页字体和排版方式。
Conservative extrapolation of current technology suggests that match-book size removable hard disks (or the equivalent nonvolatile memory chips) will store about 60 megabytes each.对当前技术的保守推断表明,每个书本大小的可移动硬盘(或者等价的非易失性内存芯片)能存储大约60兆字节。