[Gate-users] what is the "verbose" meaning

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hi friends
   I don't  know how to use the  "Verbose macros".
What is it function in the GATE simulation? Could you give a explain about the following:
/gate/verbose Physic 2
/gate/verbose Cuts 2
/gate/verbose SD 0
/gate/verbose Actions 0
/gate/verbose Actor 3
/gate/verbose Step 0
/gate/verbose Error 0
/gate/verbose Warning 0
/gate/verbose Output 0
/gate/verbose Beam 2
/gate/verbose Volume 0
/gate/verbose Image 0
/gate/verbose Geometry 2
/gate/verbose Core 0