1. faculty members 教职员工
（1）The eleven faculty members who made the decision are sworn to secrecy.
（2）Faculty members are recommended by district governors and district RLI leaders.
2. faithful to 忠实于
（1）Belgium replied that she had always been faithful to her international obligations.
（2）They have pledged that they will always remain faithful to each other.
3. fall flat 完全失败，未产生预期的效果
（1）Our proposals were likely to fall flat.
（2）The party will fall flat without her.
4. familiar to sb. 为...所熟悉
（1）His name seems familiar to me.
（2）The word is not familiar to me.
5. familiar with sth. /sb. 熟悉,通晓
（1）Don't be too familiar with him; he's a dishonest man.
（2）I've only just come here. I'm still not familiar with the work.