動詞 undertake:

1. enter upon an activity or enterprise
   同義詞：set about, attempt
2. accept as a challenge
   同義詞：tackle, take on
3. promise to do or accomplish
   同義詞：guarantee
4. enter into a contractual arrangement
   同義詞：contract
5. accept as a charge
   同義詞：take in charge

1. An act, an offer, or a proposal that indicates readiness to undertake a course of action or open a relationship.
   主動表示指出準備好了采取行動或揭示關系的一個措施、提議或建議
2. I'll undertake for your security.
   我將保證你的安全。
3. He undertook to finish the job by Friday.
   他答應星期五之前完成這項工作。
4. We could undertake the work for the time being.
   我們可暫時擔當這項工作。