This is the 3870th most frequent Chinese word.
uniqlo
"Uniqlo" is not a Chinese word; it is the name of a Japanese clothing brand.
Here, '优衣库' is employed as the subject of the sentence to denote the brand Uniqlo as the entity performing the action.
优衣库最近推出了新款服装。
Uniqlo recently launched a new clothing line.
In this sentence, '优衣库' is used as a proper noun referring to the brand Uniqlo, indicating the source of the T-shirt.
我今天穿的是优衣库的T恤。
The T-shirt I'm wearing today is from Uniqlo.
In this case, '优衣库' represents the store associated with the Uniqlo brand, describing its physical presence.