| face to face | 面对面地 |
| face with | 面对；面临 |
| fade away | 逐渐消失 |
| fade in | 淡入；渐显 |
| fade out | v. 淡出；渐弱 |
| fall victim to | 成为…的牺牲品 |
| far away | 遥远的 |
| far away from | 远离；离…远 |
| far from | 远非; 远离; 远远不是 |
| feed on | v. 以...为食；以...为能源 |
| feel at home | 感觉自在；在家中般轻松自在 |
| fill in | 填写；填充；替代 |
| fill in for | 代替，占据别人的位置 |
| fill into | 填充 |
| fill out | 填写；变丰满，变大 |
| fill up | 填补；装满；堵塞 |
| fill up with | 用…填满 |
| fill with | 装满，充满 |
| find out | v. 找出，查明；发现，揭发 |
| finish doing sth. | 完成做某事；做完某事 |