bit padding

基本解释

For character strings, padding is with blanks; for bit strings, it is with zeros.
对于字符串，填充的是空格字符；对于位串，填充的是零。
The Australian researchers said a bit of extra padding may give someone the reserves needed to recover from illnesses.
澳大利亚研究人员表示，身体多一些脂肪可能会储存一些能量，使人从疾病中恢复过来。
www.chinadaily.com.cn
Let’s start with an easy one. Take a composition notebook, remove the paper keeping the spine intact, and glue in a bit of non-stick rug padding or those dashboard cell phone holders.
从一个很简单的东西开始吧，准备一个平时做笔记用的本子（最好是硬壳的），去掉所有的纸张留下一个壳，再用胶水粘上一些防滑地毯衬垫废料。
blog.sina.com.cn