Examples of using "واحدةً" in a sentence and their english translations:
Everyone speaks a language.
and bizarrely, I became almost a kind of poster child
If you need an umbrella I'll lend you one.
It was not one battle, but many.
I put his stuff down in 1C, he said not one single word,
"Do you want a T-shirt?" "Yes, I want a red one."
If you read one word, you'll read two words, three words;
which is one of the top academic institutions in the world.
For me, I think one of the most profound things that synaesthesia tells us