担 (dān): to undertake; to carry; to shoulder; to take responsibility

Since you agreed to be in charge of this project, you must take on the responsibility and not give up halfway.

He alone bears the living expenses for a family of five, working two jobs every day; it's extremely hard.

This important task now rests on your shoulders; I hope you can complete it smoothly.

As a doctor, he bears the heavy responsibility of saving lives and healing the wounded every day, and doesn't dare be careless in the least.

You don't need to worry; if anything goes wrong, I'll take sole responsibility and won't involve you.