What adequate cause can account for it?

什么充分的原因能够产生这样的结果？

youdao

Every effect must have an adequate cause.

每种结果必有一种足够的成因。

youdao

I feel I have adequate cause to be happy, and I WILL be happy.

我觉得我有充分理由感到愉快，我一定会愉快的。

youdao

I feel I have adequate cause to be happy, and I WILL be happy.

我觉得我有充分理由感到愉快，我一定会愉快的。

youdao