最后，记住最重要的问题是：你正在看的书可能对你有用、对你的学习有帮助吗？

In the end, remember that this is the most important question of all: is the book you are looking at likely to be useful to you, and assist you in your studies?

youdao

DIALOGIC会议的测试代码，很有用的，希望对你有帮助。

Dialogic meeting the test code, very useful, I hope you have help.

youdao

在美国受访高管中，有62%的人认为专业的商务社交 网站对 招聘新员工有帮助，35%的人认为在线社交 网站有用。

Of those polled, 62 percent said professional networking sites were useful for recruiting new employees, and 35 percent said social networking sites were useful.

youdao