hiding techniques的用法和样例：
例句
- Text information hiding technology is applied in protection of copyright and integrity of digital media.
文本信息隐藏技术可应用于数字媒体版权和完整性保护。 - As a very important application of information hiding, covert communication plays a very important role in the field of information security.
作为信息隐藏技术的一个重要应用，隐秘通信在信息安全领域扮演着十分重要的角色。
