Chinese phrase
是谁发布的？ shì shuí fā bù de
Meaning
Who posted it?
When to use it
Asks who posted something. It is a neutral way to ask about the poster's identity, often for a message, notice, or other item.
Example dialogue
这条消息 是谁发布的？ zhè tiáo xiāo xī shì shuí fā bù de
Who posted this message?
好像是小王发布的。 hǎo xiàng shì xiǎo wáng fā bù de
It looks like Xiao Wang posted it.