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To check out a book, students swipe a bar code placed inside the book at a computer station, which then asks for them to press their thumb on a fingerprint scanner.

学生借一本书，必须先由电脑扫描书本内页条形码，然后再由他在指纹扫描仪上按压自己指纹。

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'The safety instruction book is like this,' he adds, holding his thumb and forefinger an inch apart.

他用拇指和食指比划出一英寸的厚度说，“安全指导手册有这么厚。”

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In the reception area you sit in well-worn chairs and can thumb through a lavishly photographed book of great lodges of America's national parks (many of which Anschutz operates) or James P.

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We did have to be somewhat mindful when reading an e-book, for example, as any accidental encroachment of the thumb onto the edge of the screen can trigger a page flip.

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