My student hang glider was almost as low concept as Cayley's, and though I knew it could fly, control clearly remains an issue.

我的这个悬挂式滑翔机和凯利的发明在原理上是差不多的，所以尽管我知道它能够飞起来，但怎么控制它对我来说仍然是个问题。

youdao

youdao

It was really meant as a proof of concept anyway, so the expectations for release 0.1 were pretty low.

无论如何，它实际上只是一个概念证明，因此0.1版的预期是非常低的。

youdao

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