我想知道如何用sed one-liner打印每个段落的第一个单词.本例中的段落由2个换行符后面的文本定义.
例如
This is a paragraph with some text. Some random text that is not really important.
This is another paragraph with some text.
However this sentence is still in the same paragraph.
这应该转化为
This
This
sed ×1