If the user chooses to delete, the set of selected appointments is marked as invalid in the record store.

如果用户选择删除，所选择的这组约会在记录存储中被标记为无效。

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Now, if the user chooses to leave the PRODUCTLINE parameter value blank, then all rows will be displayed regardless of their PRODUCTLINE values.

现在，如果用户选择将PRODUCTLINE参数值留空，那么所有行都将显示，无论它们的productline值是什么。

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If the user chooses to opt out of specifying the user ID and password, DB2 employs the client auth plug-in to get the default login context.

如果用户选择不指定用户ID和密码，则DB 2使用客户端身份验证插件来获得默认登录上下文。

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Using their connections with LinkedIn, PayPal, VISA, etc. they establish unique user profiles no matter if the user chooses to be anonymous or public.

FORBES: The Rise of the Knowledge Market

Passport logs just a user name and password but can be extended, if a user chooses, to add lots more information.

FORBES: Where Everybody Knows Your Name

The system is also made future proof by a patent-pending capability to swap out the wireless card should hardware technology change or if the user chooses a different network infrastructure in the future.

ENGADGET: ARIS 100-watt wireless speaker shipping for $499 with DLNA and Windows 8 certification