私下里认为看懂那个初中英语足够了

# 安装必要的i386库文件
$ sudo apt-get install libgtk2.0-0:i386 libstdc++6:i386 libxml2:i386 libxslt1.1:i386 libcanberra-gtk-module:i386 gtk2-engines-murrine:i386 libqt4-qt3support:i386 libgnome-keyring0:i386 libnss-mdns:i386 libnss3:i386
# 让 Adobe Air 找到keyring
$ sudo ln -s /usr/lib/i386-linux-gnu/libgnome-keyring.so.0 /usr/lib/libgnome-keyring.so.0
$ sudo ln -s /usr/lib/i386-linux-gnu/libgnome-keyring.so.0.2.0 /usr/lib/libgnome-keyring.so.0.2.0
# 下载 Adobe Air
cd ~/Downloads
wget http://airdownload.adobe.com/air/lin/do ... IRSDK.tbz2
$ sudo mkdir /opt/adobe-air-sdk
$ sudo tar jxf AdobeAIRSDK.tbz2 -C /opt/adobe-air-sdk
# 从 Archlinux网站下载 Air runtime/SDK
wget https://aur.archlinux.org/cgit/aur.git/ ... air.tar.gz
$ sudo tar xvf adobe-air.tar.gz -C /opt/adobe-air-sdk
$ sudo chmod +x /opt/adobe-air-sdk/adobe-air/adobe-air
#下载scratch Get actual scratch file URL from https://scratch.mit.edu/scratch2download/
$ sudo mkdir /opt/adobe-air-sdk/scratch
wget https://scratch.mit.edu/scratchr2/stati ... 56.0.1.air
$ sudo cp Scratch-456.0.1.air /opt/adobe-air-sdk/scratch/
cp Scratch-456.0.1.air /tmp/
cd /tmp/
unzip /tmp/Scratch-456.0.1.air
$ sudo cp /tmp/icons/AppIcon128.png /opt/adobe-air-sdk/scratch/scratch.png
#创建图标
$ cat << _EOF_ > /usr/share/applications/Scratch2.desktop
[Desktop Entry]
Encoding=UTF-8
Version=1.0
Type=Application
Exec=/opt/adobe-air-sdk/adobe-air/adobe-air /opt/adobe-air-sdk/scratch/Scratch-456.0.1.air
Icon=/opt/adobe-air-sdk/scratch/scratch.png
Terminal=false
Name=Scratch 2
Comment=Programming system and content development tool
Categories=Application;Education;Development;ComputerScience;
MimeType=application/x-scratch-project
_EOF_
$ chmod +x /usr/share/applications/Scratch2.desktop

Air is many years unsupported on Linux
既然已经不支持了，为什么不换用支持的系统？很难么？
顺路吐槽下万恶的504，我怀疑phpbb根本就不知道怎么处理这个错误，我就没刷新成功过，而且自己发的帖子还没记号

在WIN和MAC下当然没问题了。我本来是想让孩子在玩Scratch时顺便熟悉一下Ubuntu的。

这部分也基本明白了，问题是在64位上没能搞定这些386的依赖库。

要先运行 sudo dpkg --add-architecture:i686这样的，添加架构之后就能装32位包了