hyphenation
英 美
Commas are hard. hyphenation nearly impossible.
逗号非常难。连字符更是难如登天。
It needs these details to calculate line lengths, hyphenation, justification, and so on.
它需要这些细节来计算行的长度、连字符、对齐格式，等等。
On the Web, this isn much of a concern because, as mentioned, there is no standard hyphenation control in browsers.
在网络上并不需要有过多的担忧，因为在浏览器中并有标准的连字控制功能。
