He's a natural leader.

他天生是个领袖。

《牛津词典》

He was not a natural leader.

他并非天生的领袖。

《牛津词典》

Lorenzo was a natural leader who made friends easily.

洛伦佐是个天生的领导者，结交朋友容易。

《柯林斯英汉双解大词典》

He is a natural leader and is a great role model for some of our younger guys.

BBC: Wigan sign Deacon from Bradford

As a combat engineer he was a natural leader, and he is survived by his wife and two daughters.

WHITEHOUSE: President Obama at Fort Hood: "Greatness Before Our Very Eyes" | The White House

Surprise, surprise, it suggests that a majority of Labour voters do not find Mr Miliband prime ministerial, charismatic or a natural leader.

BBC: Tories get personal about Miliband