蜜桃红茶
1.(be) in blue例:他穿蓝色衣服 He is in blue那个穿蓝色衣服的男孩是我的哥哥 The boy in blue is my brother.2.wear blue clothes例:我喜欢穿蓝色衣服 I like to wear blue clothes.

浅葱de琴
in blue clothes in blue wear blue clothes 都可以,看空格的个数而定,还有就是句子中有没有动词,没有的话可以用wear,有的的话只能用介词in