authority

/əˈθɔrəti/

the power or right to give orders or make decisions

Chinese meaning: 权威；权力；当局

The local authority has implemented new regulations to reduce air pollution.

地方当局已实施新规定以减少空气污染。

He is considered an authority on climate change due to his extensive research.

由于其广泛的研究，他被认为是气候变化方面的权威。