" In this situation, all of the key facial information is lost. In such cases recognition is tough, " Huang said.

“在这种情况下，所有关键的面部信息都会丢失。在这种情况下进行识别很困难。”

It said facial recognition technology can only be used to process facial information when there is a specific purpose and sufficient necessity, and with strict protective measures.

该机构表示，只有在具有特定的目的和充分的必要性，并采取严格保护措施的情形下，方可使用人脸识别技术处理人脸信息。

The new information here is that visual reports of, say, facial information are an intimate part of the language system as it is being used in an intimate situation.

我们得到的新信息是面部信息等的视觉信息是语言系统不可或缺的一部分。