规规矩矩

zhè shì yī chǎng dǎ de jiān kǔ dàn què guī guī jǔ jǔ de bǐ sài

这是一场打得艰苦但却规规矩矩的比赛。

It was a tough but clean game.

tā de hūn yīn hé jiā tíng shēng huó dōu guī guī jǔ jǔ

他的婚姻和家庭生活都规规矩矩。

His marriage and family life is a model of propriety.

zì chū yù yǐ lái tā yǐ zuò dào guī guī jǔ jǔ

自出狱以来，他已做到规规矩矩。

Since leaving prison, he's managed to keep his nose clean.