English phrase from drama scenes

What Does "i couldn't understand" Mean?

Learn what "i couldn't understand" means, when people say it, and how to use it naturally in English.

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English Phrases for Work

I couldn't understand how my best friend could be so ruthless.

This means the speaker is shocked and upset that a close friend acted in a cold or merciless way.

From Never Mess With A Badass Girl, Episode 47

When do people say this?

Scene Context

The speaker reflects on a friend’s cruel behavior and cannot understand it.

Usage Scenario

Use it when describing betrayal or very harsh behavior. It is more reflective than conversational and not a simple everyday phrase.

Better ways to say it

1
How could my best friend be so ruthless?
2
I can't understand how she could be so ruthless.
3
My best friend was so ruthless.

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English Phrases for Work