我还列出了第一层结构中缺少的一些必需的功能，这些方面有待进一步讨论。

I also listed some required functions that are missing from this first level of structure you've built — food for further thought.

youdao

本文使用的方法主要是讨论机构尺寸的设计，如何提高机构的动力学性能还有待进一步讨论。

The method in this paper mainly focuses on the design of mechanism. How to develop the dynamic performance is under discussion.

youdao

至于他最初是如何得到如此精确的回归年长度值并确信其可靠性的，这仍然是一个有待进一步讨论的问题。

It remains that the problems about how he originally achieved such an exact value and why he was so confident of its reliability are till open.

youdao