标题大写字母的粗细和比例较小，可以提供比普通大写字母更雅致的外观。

Titling capitals are lighter in weight and proportion and designed to give a more elegant look than normal capitals.

youdao

应该可以看到 “Hello World!” 示例标题现在全部都是大写字母了。

You should notice that the "Hello World!" sample post title is now all in uppercase letters.

youdao

那篇报告的标题是后大写字母写的。

The title of the report is written in capitals.

youdao