Idiom of the Day: a ballpark figure - a ballpark estimate - If you give a ballpark figure or a ballpark estimate, you give a number which you think is fairly close to the actual one. - We don't know the exact cost, but a ballpark figure would be around six million dollars. ( EnglishH 1552 y0n )

https://translate.google.com/#view=home&op=translate&sl=en&tl=vi&text=a+ballpark+figure+-+a+ballpark+estimate+-+If+you+give+a+ballpark+figure+or+a+ballpark+estimate,+you+give+a+number+which+you+think+is+fairly+close+to+the+actual+one.+-+We+don't+know+the+exact+cost,+but+a+ballpark+figure+would+be+around+six+million+dollars.