6 sentences

1. 我们的婚姻是合法的。

   wǒ​men de hūn​yīn shì hé​fǎ de.

   Our marriage is legal.

   Source: CCMatrix

2. 一切都是合法和安全的。

   yī​qiè dōu shì hé​fǎ hé ān​quán de.

   Everything is legal and safe.

   Source: CCMatrix

3. 我所做的是合法的。

   wǒ suǒ zuò de shì hé​fǎ de.

   What I did was legal.

   Source: CCMatrix

4. 现在你们是合法的夫妻了。

   xiàn​zài nǐ​men shì hé​fǎ de fū​qī le.

   Now legally you both are husband and wife.

   Source: AI Challenger 2017

5. 你的购买是完全合法的，你没有什么可担心的。

   nǐ de gòu​mǎi shì wán​quán hé​fǎ de, nǐ méi​yǒu shén​me kě dān xīn de.

   Your purchase is entirely legal, and you have nothing to worry about.

   Source: CCMatrix

6. 他用的药虽然合法，但是在奥林匹克或是职业橄榄球赛等大型比赛中都是禁用的。

   tā yòng de yào suī​rán hé​fǎ, dàn​shì zài ào​lín​pǐ​kè huò​shì zhí​yè gǎn​lǎn​qiú sài děng dà​xíng bǐ​sài zhōng dōu shì jìn​yòng de.

   The drugs he used, while legal, are banned in major competitions like the Olympics or professional football.

   Source: CCMatrix