心理治疗有助于情绪的逐步恢复正常。

Therapy can help with the gradual ___normalization of emotional states.

在进行跨国数据比较前，我们需要对数据进行标准化处理。

Before comparing international data, we need to perform data ___normalization.

同性婚姻的规范化是一个长期的社会过程。

The ___normalization of same-sex marriage has been a long-term social process.