VOA慢速英语:Where to Find Your Hidden Messages on Facebook

短语讲解：

1. The social media network has done this for a while. Facebook users were once able to find the filtered messages in the Other Messages section of Facebook.

be able to 能够
例句：He will be able to take up his normal routine shortly.
他不久就能处理日常事务。

2. Inspecting your filtered messages is helpful to find out what you have been missing.

find out 发现; 使发作; 使受惩罚
例句：I'll find out the address,and ring you back.
我找到地址后再与你通电话。

3. Some people on Twitter were angry about not looking at their filtered messages earlier.

angry about 因…生气
例句：He is angry about the loss of his pen.
他因为丢了钢笔而生气。