to start working seriously on something important
empezar a trabajar seriamente en algo importante (empezar a trabajar seriamente en algo importante)
"I have to buckle down on my thesis this weekend."
"Tengo que buckle down on mi tesis este fin de semana." (tengo ke buckle down on mi tesis este fin de semana)
to interrupt someone while they are speaking
to exclude or eliminate a possibility or option
to build strong working relationships with others
to distribute items to people
to invest large amounts of money into something
to support financial or business initiatives with funding