1.实现对语言资源文件的切换，用于多语言版本的产品制作与发行。
2.同时也实现了对输入法语言的切换。
资源文件列表
bin/Debug/cn-ZH.lng , 726
bin/Debug/en-US.lng , 702
bin/Debug/WindowsFormsApp1.exe , 25600
bin/Debug/WindowsFormsApp1.exe.config , 189
bin/Debug/WindowsFormsApp1.pdb , 44544
obj/Debug/CoreCompileInputs.cache , 42
obj/Debug/DesignTimeResolveAssemblyReferences.cache , 30876
obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache , 7543
obj/Debug/TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs , 0
obj/Debug/TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs , 0
obj/Debug/TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs , 0
obj/Debug/WindowsFormsApp1.csproj.FileListAbsolute.txt , 1381
obj/Debug/WindowsFormsApp1.csproj.GenerateResource.Cache , 1012
obj/Debug/WindowsFormsApp1.exe , 25600
obj/Debug/WindowsFormsApp1.Form1.resources , 3600
obj/Debug/WindowsFormsApp1.pdb , 44544
obj/Debug/WindowsFormsApp1.Properties.Resources.resources , 180
Properties/AssemblyInfo.cs , 1330
Properties/Resources.Designer.cs , 2845
Properties/Resources.resx , 5612
Properties/Settings.Designer.cs , 1103
Properties/Settings.settings , 249
App.config , 189
cn-ZH.lng , 726
en-US.lng , 702
Form1.cs , 645
Form1.Designer.cs , 23789
Form1.resx , 11819
LanguageManager.cs , 8883
LanguageProvider.cs , 1907
Program.cs , 528
WindowsFormsApp1.csproj , 3950
obj/Debug/WindowsFormsApp1.csprojResolveAssemblyReference.cache , 2384