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

If you want to begin blogging, it's a serious commitment.

如果你要开始撰写博客，应当意识到这是一件严肃的事情。

youdao

She says the raid demonstrates the commitment of law enforcement and the serious investigative work done to find the perpetrators of the bombing and dismantle their terror network.

VOA: standard.2009.09.17

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

FORBES: How To Hit 'Restart' After Age 50

Be sure to demonstrate your serious commitment to working at a hedge fund, Cohen advises.

FORBES: How to Get a Job at a Hedge Fund

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

ECONOMIST: But the Doha round of trade talks is far from finished