有很多问题有待解决。

There are too many problems to be solved.

youdao

从遥感影像中提取道路已有多年研究，但仍然存在很多问题有待解决。

People extract roads from remotely sensing image many years, but still some problems cannot be solved.

youdao

因此，指纹密钥算法仍是一个远未成熟的研究课题，还有很多问题有待解决。

So far, the research on fingerprint key algorithm is still at its first stage.

youdao