They say golf is like life, but don't believe them. Golf is more complicated than that.
The teacher warned us that the exam would probably be complicated.
My language is very complicated.
Computers can perform a very complicated task in a fraction of a second.
Women are more complicated than men.
People are complicated.
It's too complicated.
When an English speaker realises that a foreign person they are speaking to doesn't understand one of their sentences, they repeat it, the same way, but louder, as though the person were deaf. At no point does it come to their mind that their vocabulary might be complicated or that their expression might most probably be ambiguous to a foreigner and that they could reword it in a simpler way. The result is that not only the person still doesn't understand, but gets irritated at being considered deaf.
Grammar is very complicated.
It's complicated as hell.
Asked about her job, she said, "My job is too complicated to sum up in a word."
The structure of the brain is complicated.
The new computer was too complicated for me to use at first.
The story was so complicated that I couldn't follow it.
I have a complicated matter I want to discuss with you.
The brain is just a complicated machine.
Computers can perform a very complicated task in a fraction of a second.
Women are more complicated than men.