向量形式. LOOKUP 的向量形式在单行区域或单列区域（称为“向量”）中查找值，然后返回第二个单行区域或单列区域中相同位置的值。. 语法. LOOKUP(lookup_value, lookup_vector, [result_vector]) LOOKUP 函数向量形式语法具有以下参数：. lookup_value 必需。LOOKUP 在第一个向量中搜索的值。

控制器序列号的长度为 14 个字符，并且不包含短划线。 如果从未连接过控制器，或者在最近 48 小时内首次连接，则可能无法识别控制器序列号。; 如果有 Xbox Elite 无线控制器系列 2，则 14 个字符的序列号位于控制器背面下方中间。

Here are a few different ways to find help for Windows. Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web.

Screen time reporting shows daily and weekly details about when and for how long your family member used their devices. Gain insight into the amount of time your family member spends on a particular social media app, game or web browser and decide whether you would like to enable screen time limits for any connected devices. To view screen time for a family member, tap Today, then Screen time ...

将 Authenticator 添加到新设备不会自动从旧设备中删除应用。 从旧设备中删除该应用并不足够。 必须从旧设备中删除该应用，并且告诉 Microsoft 或组织忽略并注销旧设备。

在 Outlook 状态栏上，如果看到 “已断开连接”、“ 脱机工作”或 “正在尝试连接...”，则Outlook 无法访问电子邮件服务器来发送邮件。. 若要解决此问题，请在功能区上选择“ 发送/接收”选项卡，然后在“首选项”组中，选择“脱机工作”，在脱机模式和联机模式之间切换。

保存到 u 盘 - 如果你有一个方便的闪存驱动器，则可以保存该驱动器的密钥。 如果将来计算机要求提供密钥，只需插入该 u 盘并按照屏幕上的说明进行操作。 密钥仅占用几个 kb 的空间，因此驱动器不必很大。

Spelling and bad grammar - Professional companies and organizations usually have an editorial and writing staff to make sure customers get high-quality, professional content. If an email message has obvious spelling or grammatical errors, it might be a scam. These errors are sometimes the result of awkward translation from a foreign language, and sometimes they're deliberate in an attempt to ...

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