Final answer:
The command that allows you to convert a standard "body" file output from mactime to a plaso database format file is mactime2plaso.py.
Step-by-step explanation:
The command that allows you to convert the file from a standard "body" format to a plaso database format file is:
mactime2plaso.py
This command is used in the plaso toolset, specifically designed for creating a timeline for forensic analysis. The mactime2plaso.py command takes a mactime output file as input and converts it into a plaso database format file, which can then be further analyzed and processed.