be complex

Examples (10)

• The human brain is an incredibly complex organ.
• The legal procedures for this case are unnecessarily complex.
• Their relationship has become more complex over the years.
• The plot of the novel was so complex that I had to read it twice.
• We expect the next phase of the project will be technically complex.
• Why does the tax code have to be so complex?
• The task seems simple, but in reality, it is quite complex.
• This ancient machinery is a complex arrangement of gears and levers.
• The issue of climate change is both politically and scientifically complex.
• For a child, understanding adult emotions can be very complex.