brass tacks的用法和樣例：
例句
- He wore a belt studded with brass nails.
他系了一根飾滿銅釘的帶子。 - The leather was highly polished, and all the brass rivets and hardware shone brightly.
馬具製作精良，我這輩子都沒見過，皮子打磨得鋥亮，銅釘耀眼。
辭彙搭配
- get down to brass tacks 談要點(轉入本題)...
- come down to brass tacks 講座裨問題(談要點...
