政府通过新政策使加密货币交易合法化。

The government ___legitimized cryptocurrency trading through new policies.

新法律使他们的婚姻关系得到了官方认可。

The new law ___legitimized their marriage officially.

政府的公开声明使这一政策在社会上得到认可。

The government's public statement ___legitimized this policy in society.