Most Mandarin varieties have four tones. The final stops of Middle Chinese have disappeared in most of these varieties, but some have merged them as a final glottal stop. Many Mandarin varieties, including the Beijing dialect, retain retroflex initial consonants, which have been lost in southern dialect groups.
explorer.exe is a system process that is needed for your PC to work properly. It should not be removed. Check your system now to identify unused processes that are slowing down your computer. The explorer.exe file is an executable file for Windows Explorer.
It adds a Browser Helper Object (BHO) to Internet Explorer. The main program executable is hosts2-bg.exe. Typically most users end up uninstalling this just after a few days. The software installer includes 9 files and is usually about 4.51 MB (4,725,717 bytes).osts2 is a web browser extension that changes the browsers search and home pages as well as delivers. In order to provide search advertising revenue, the software is designed not only to modify the search provider but to protect it so that it remains the default browser search engine.