While I believe it is true, I cannot prove it.

固然我信赖那是真的，但我没法证实。

youdao

While I believe it is true, I cannot prove it.

虽然我相信那是真的，但我无法法证明。

youdao

While I believe it is true, I cannot prove it.

虽然我相信那是真的，但我无法法证明。

youdao