Bob is a free and open source Mac translation software，Provide word translation、Screenshot translation and manual input translation function。It supports Youdao translation、Baidu Translate and Google Translate three translation engines，Very convenient to use。 before first use，Users need to obtain accessibility permissions and screen recording permissions。 Main functions： •Word translation： After selecting the text, press the shortcut key (default ⌥ + D) can be translated。 •Screenshot translation： Press the shortcut key (default ⌥ + S），Intercept the area that needs to be translated to translate it。 •Enter translation： Press the shortcut key (default ⌥ + A），Enter text and press Enter to translate。 Translation engine comparison： •Baidu Translate and Google...

1. 显示或隐藏菜单栏 如果菜单栏不显示了，You can display it by following these steps： 1. Open system preferences：Click the Apple icon in the upper right corner of the screen，Select "System Preferences"。 2. Go to general settings：In the System Preferences window，Click "General"。 3. Adjust menu bar settings： •In general settings，Find and check the "Automatically hide and show menu bar" option。 After setting this，The menu bar will automatically hide and show，Display based on your mouse movement or window operation。 2. 调整菜单栏图标 •重新排列图标：Command-drag an icon on the menu bar，Their positions can be rearranged。 •Remove menu bar icon...

Possible reasons why external disks are not displayed： 1.connection problem： •Make sure the cables are connected correctly。The USB or HDMI connection should be plugged securely into your Mac and external drive ports。 •Try changing to a different cable，To rule out the possibility of cable failure。 2.Port problem： •If you have multiple USB ports，Try connecting the external drive to another port，Check if it is displayed on the desktop。There may be a hardware problem with the currently connected port.。 3.System problem： •Restart your Mac，to clear possible temporary data corruption。Select Apple menu > Restart or hold the power button，Then press R key to restart。 •Reset NVRAM (Non-Volatile Random Access Memory Parameter Memory)...

Sometimes your computer runs slow，Lack of storage space may be one of the main reasons。At this time，You may be wondering how much storage space you have left on your Mac。Ideally，There should always be about ten percent of storage space available on your Mac，To ensure that the computer can run smoothly。Here are the effective ways to check storage space and delete apps on Mac。 如何在Mac上检查存储 检查设备的内存实际上非常简单，Here are the steps： 1.on the menu bar，Click the Apple logo in the upper left。 2.Select "About This Mac"。 3.Select "Storage"。 This is the easiest way to view storage on your Mac，But you can go further。If you need to take a closer look at your Mac's memory usage，...

Attached is the third week of 2026，That is, the historical 1-minute data of Shanghai and Shenzhen stocks for a total of 5 trading days from 2026-01-19 to 2026-01-23。After downloading the file, please use winrar to decompress it first.，The file directory contains the data files for each stock.，Formatted as TXT text，You can open it directly to view。 If you are using FeiFox，The data import method is as shown below： If you also need historical 1-minute data in other formats，Please leave a message in the comment area。Currently, only historical 1-minute data in TXT format is provided.。...

Attached is the third week of 2026，That is, the historical 5-minute data of Shanghai and Shenzhen stocks for a total of 5 trading days from 2026-01-19 to 2026-01-23。After downloading the file, please use winrar to decompress it first.，The file directory contains the data files for each stock.，Formatted as TXT text，You can open it directly to view。 If you are using FeiFox，The data import method is as shown below： If you also need historical 5-minute data in other formats，Please leave a message in the comment area。Currently, only historical 5-minute data in TXT format is provided.。...

Attached is the historical data of Shanghai and Shenzhen stocks on 2026-03-30。After downloading the file, please use winrar to decompress it first.，The compressed file contains three file directories，They are Shanghai Stock Exchange、Shenzhen City、Beijing City’s transaction data files on March 30, 2026(A total of three QRT files)，The format is QRT used by Feihu。Contains three levels of buying and selling orders，As shown below： Copy the three file directories obtained after decompression above directly to the DATA folder of the Feifox installation directory.，As shown below： If you also need historical data in other formats，Please leave a message in the comment area。Currently, only historical transaction data in Feihu format is provided.。...

Many friends don’t know much about how to import presets in Lightroom.。Today, the editor brings you a detailed tutorial on batch importing Lightroom presets.，让我们一起来学习吧！ 步骤一：准备工作 首先，Make sure you have the preset folder or preset file ready to import。 Method one：通过导入功能导入预设 打开Lightroom 在Lightroom中导入一张图片，Click the Import button。 修改照片 点击“修改照片”。 导入预设 在左侧面板点击“+”按钮，Select "Import Preset"。 Browse and select to install...