This concept is more complex than I originally thought.

Translation language

Sentence

Narrator

You might find this concept more complex than you initially anticipated.

I initially underestimated the complexity of this concept.

Did you find this concept more challenging than you expected?

If I had understood the complexity beforehand, I would have approached it differently.

This concept presents a greater degree of complexity than I initially perceived.

This is way more complicated than I first thought.

This idea is harder than I thought at first.

Having more intricate or multifaceted elements than initially assumed.

The initial belief or understanding.