by means of：用；依靠；借助于；通过……方式
举例：We introduce the method of data extraction by means of an example.
我们用示例的 方式来介绍数据抽取的方法。
拓展：
by the means of 以
by this means of 通过这种方式
by no means of 决不
by by means of 相当于“
by all means of 尽一切办法
By all means of course 好的
by fair means of foul 用任何方法