unimpeachable

Her reputation for honesty is unimpeachable, so the committee accepted her statement without question.

她诚实的名声是无可指摘的，因此委员会毫无疑义地接受了她的陈述。

The scientist presented unimpeachable evidence, and the whole team agreed with her conclusion.

这位科学家提出了无可指摘的证据，整个团队都同意她的结论。

His unimpeachable character made him the natural choice for the new manager.

他无可指摘的品格使他成为新经理的自然人选。