To talk high-sounding phrases

• 高谈阔论

To talk high-sounding phrases的用法和样例：

例句

1. Only then does he finish his talk.
   只有那样他才会结束他的高谈阔论。
2. The old-fashioned actors used to spout their lines.
   旧式演员惯常高谈阔论他们的台词。