The wordwrap() function wraps a string into new lines when it reaches a specific length.

将字符串按字符行。

The IMPOWER(string) returns a complex number raised to a power.

IMPOWER(字符串;值) 函返回复的幂。

A string which opaquely encodes various aspects about a machine's operating system, hardware, and kernel attributes.

字符串，对机器的操作系统，硬件，和内核属性进行隐意编码。

The HTML string is different from the traditional selectors in that it creates the DOM elements representing that HTML string, on the fly, to be (assumedly) inserted into the document later.

这HTML字符串同于用来表示那些HTML字符串、并据以查询相应DOM元素的选择符，一般而言，随后都会把这HTML代码串插入到文档。