美国顶级礼仪顾问、艾米丽·波斯特学院院长莉齐·波斯特表示：“当前，尤其是在家庭安全摄像头变得更容易安装的情况下，这当然是一个新领域。”

"It's certainly new territory, especially as home security cameras become easier to install," says Lizzie Post, president of the Emily Post Institute, America's foremost manners advisors.

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民俗旅游已成为旅游业的一个新领域。

Folk tourism has become a new area of tourism.

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儿童书籍是出版商关注的一个新领域。

Children's books are a new territory for the publisher.

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