英文中的how come是什么意思，怎么用啊？

怎么会？
How come u wear like this?

怎麽会
eg.If the Writers' Strike Is Over, How Come No One Told the Writers?
如果编剧的罢工已经停了，怎么会没人告诉他们呢？

或者别人说了一句话，你不相信，可以直接用how come？表示怀疑

how come就相当于why,口语中经常使用.
eg. A: I have changed my job.
B: How come?

How come = why, 只用于口语

怎么会？
eg.If the Writers' Strike Is Over, How Come No One Told the Writers?
如果编剧的罢工已经停了，怎么会没人告诉他们呢？

或者别人说了一句话，你不相信，可以直接用how come？表示怀疑
How come = why, 只用于口语
How come u wear like this?
嘎嘎

how come [subconj] 为何