The phrase "also outlined a number" is correct and usable in written English.
It can be used when referring to additional points or details that have been specified or described in a previous context.
Example: "In the report, the author also outlined a number of key strategies for improving efficiency."
Alternatives: "also detailed several" or "also specified a number of".
But he also outlined a number of reasons the recovery was likely to gain strength.
However, Mr Whittingdale also outlined a number of areas where he thought the BBC was still providing a valuable public service.
At the press event in San Francisco, Google also outlined a number of features in Chrome OS.
Hollande also outlined a number of legal and security measures he will take to prevent further attacks, including implementing a three-month state of emergency and tighter border controls.
The petition also outlines a number of other concerns, including education, jobs, domestic violence, and a fractious community relationship with police.
The GSK document also outlines a number of proposals to make the first batches of vaccine quickly available, like running some of the quality control tests in parallel and changing the test used to prove sterility of the vaccine from one that takes 14 days to an assay that takes half the time.
The chapter intends to provide also an updated and broader perspective by covering not only the modeling and control of individual wind turbines, but also outlining a number of areas for further research, and anticipating new issues that can open up new paradigms for advanced control approaches.
The plan also outlines a number of steps that must be taken by landholders to help improve grazing, soil, nutrient, and chemical management practices.
Yesterday, Cath Follin outlined a number of potential schemes which would improve trade at the market.
"I outlined a number of criteria which I felt were extremely important in the new role.
The action plan outlined a number of areas where government efforts would be focused.
