After a few preliminary remarks he announced the winners.

说了几句开场白之后，他即宣布优胜者名单。

《牛津词典》

However, in the remainder of my remarks today I will raise, in a preliminary way, what I see as some promising approaches for reducing systemic risk.

FORBES: Reducing Systemic Risk

Before I get started, just some preliminary introductions -- I'll probably repeat them in my formal remarks, but I want to make sure that I acknowledge some people who have been critical to this effort and critical to so many efforts at the state and federal levels.

WHITEHOUSE: President Obama: A New Consensus on Auto Emissions