make oneself responsible for
start (a piece of work)
"I'll tackle this difficult task"
"guarantee to free the prisoners"
If one undertook marriage and fatherhood, one's first responsibilities lay there.
出自: E. J. Howard
I undertook to take Junkin to call on Talbert.
出自: J. I. M. Stewart
Although he was a carver rather than a sculptor, he did undertake..commissions for funerary monuments.
出自:Literary Review