一般不加冠词,uniform可以表示一类东西,像是fruit,vegetable,
如果是特指某件校服,用wear the uniform,但前面要提到过这件校服
没有wear a/an uniform的用法那a uniform呢？什么时候用？给个例子呗A: what did Tom wear to the party? （Tom 穿什么去派对？）B: He worn a uniform, which he borrowed from his borther.（他穿了他从他哥那里借来的一件校服）