You enter your email address to download a free e-book... but you're also subscribing to weekly email updates.

你输入你的邮箱地址，以便下载免费的电子书…但是你也将订阅每周邮件更新。

youdao

Enter your name, User ID and your email address.

输入您的名字，用户ID以及您的邮箱地址。

youdao

Here you must enter your email address and UDID as the first step in the AD Hoc distribution process. The UDID, or Unique Data Item Description, is available from within iTunes.

Ad Hoc distribution第一步是必须输入你的电邮地址和UDID, UDID即唯一数据条目描述，在iTunes里可以获得。

youdao

However, they need to enter their email address to unlock other content, including a tour booklet and short film.

BBC: BitTorrent reveals Bundle file to package media content

An added benefit would be to have a place for people to enter an email address for more information.

FORBES: Embracing Digital Distractions In Presentations

Open the app to enter an email address and password to begin listening.

ENGADGET: MetroPCS partners with Rhapsody to offer unlimited music in its rate plans