根据之前的发现，我尝试在终端模式下使用以下命令。但是，泰米尔语音模式无法进入 i-bus 偏好设置的输入法。
sudo apt-get install ibus-m17n
输入上述命令后，以下是输出显示。
**Reading package lists... Done
Building dependency tree
Reading state information... Done
Package ibus-m17n is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
E: Package 'ibus-m17n' has no installation candidate**
帮助我在我的系统中启用泰米尔语音模式。