Phone books have white, blue and yellow pages.

电话电话簿有白页 、 蓝页和黄页.

Use your personal phone books, Rolodex, company phone directories and so on to find people who are likely to want to know about your products.

使用你的个人电话簿，Rolodex，公司电话簿来寻找那些想要了解你们公司产品的人。

The trend for how we search for restaurants has shifted from directories (phone books) to guides (ratings) to people influencing our decisions.

我们查找餐馆的方式已经从电话书中直接查询变成了需要旁人建议来影响我们的决定。