1 sentence

1. 在安装过程中系统两次提示我输入产品密钥。

   zài ān​zhuāng guò​chéng zhōng xì​tǒng liǎng cì tí​shì wǒ shū​rù chǎn​pǐn mì​yào.

   Twice during the installation process, I was prompted to enter a product key.

   Source: CCMatrix