be central to造句怎么写

Early child development is a cornerstone of human development and should be central to how we judge the successfulness of societies.

Our freedom and diversity make us unique, and they will always be central to who we are as a nation.

Maintaining this balancing act will prove to be central to a winning strategy.

And last January, and again in November, two scientists who were believed to be central to the nuclear program were killed in Tehran.