affirmation

The ruling was a welcome affirmation of the constitutional right to free speech.

此裁决是对言论自由这一宪法权利的受人欢迎的肯定。

She nodded in affirmation.

她肯定地点了点头。

As America's oldest and most visible university, Harvard has a special opportunity to convey its respect for science not only through its research and teaching programs but also in its public affirmation of evidence-based inquiry.

作为美国历史最悠久、知名度最高的大学，哈佛有一个特殊的机会，通过它的研究和教学项目，以及通过它对基于证据调查的公开肯定，来表达它对科学的尊重。

The lack of affirmation may hinder some children from healthy development.

缺乏鼓励性的肯定可能会妨碍一些孩子的健康成长。