get down to brass tacks

基本解释

This means, to get down to brass tacks, that it could hit Alaska.
這意味著須認真對待的基本事實：它可以打擊阿拉斯加。
"But when you get down to brass tacks," I interrupted, "the comparison is still a less-than comparison letter by letter."
“但是本質上，”我打斷了Guru，“比較函數還是從字麪上的‘小於‘比較。”
2：The heads of states spent yesterday getting acquainted, but today they get down to brass tacks and talk seriously about the General Agreement on Tariff and Trade.
他說：這些國家領導人昨天的活動是彼此熟悉，但是他們今天要談正題，認真展開有關關稅及貿易縂協定的討論。
http://www.voa365.com

You get down to brass tacks when you say, "it sounds good, but how much does it cost?"
So,if we get down to brass tacks, we can prevent ripoffs and bogus ways of earning money in that jungle out there.
To be successful, a person in business works hard and tries to get down to brass tacks.