That's a serious commitment.

那是一个严肃的承诺。

youdao

Becoming a mentor is a serious commitment (承诺).

成为一名导师要作出严肃承诺。

youdao

He's just not ready for a serious commitment yet.

他只是还没准备好对你做出认真承诺而已。

youdao

Somewhere around 57, I finally lost the weight through a serious commitment to exercise and diet.

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And such a serious commitment cannot be taken for granted, particularly in America's case.

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Such a strategy cannot succeed without a serious commitment from--and partnership between--both the public and private sectors.

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