这个系统采用复杂的编码技术来保护用户隐私。

This system uses complex ___encoding techniques to protect user privacy.

ASCII是最基本的字符编码方式之一。

ASCII is one of the most basic character ___encoding methods.

良好的睡眠有助于信息的编码和记忆。

Good sleep helps with the ___encoding and retention of information.