Are you going to continue using them - if not, which alternatives are you considering?

是否还准备继续使用呢？如果答案是否定的话，你会选择什么库用来替代呢？

youdao

Here in the United States, stand-alone record stores have given way to such alternatives as digital downloading which now accounts for about 20 percent of all recorded music sales.

VOA: standard.2009.12.25

Or at least,it is clear what your alternatives are; it's not clear which alternative would be any better.

至少就算选择明确;,哪个选择比较好的标准却不明确。

耶鲁公开课 - 死亡课程节选

Something peripheral for which alternatives can be readily found is easier and cheaper to do without than something at the heart of industrial life.

ECONOMIST: Climate change

Students would then do an analysis to see which financing alternatives might be the best.

FORBES: Impact Investing Gets a University Center

Companies which provide alternatives to fossil fuels, or enable us to use less of it will benefit from the same legislation.

FORBES: Investing in the Unspeakable