关于此后的时期，尽管我会接受一些意见，但我不敢打保票。

With regard to the subsequent periods, though I may entertain some hopes, I dare not presume to give any assurances.

youdao

但是Bedau教授说没有人对制造新型生命的后果打保票。

But Professor Bedau says that nobody can be sure about the results of making new forms of life.

youdao

我认为我们的研究是对头的，但在明年的结果出来以前，我们不能打保票。

I think we are on the right track in our research. But we can't be sure until results start coming in next year.

youdao