| 1. | The full-back brought him crashing to the ground .
后卫把他摔倒在地。 |
| 2. | The full-back caused him to fall heavily .
后卫把他摔倒在地。 |
| 3. | He has been brought in to strengthen the defense .
他已被请来加强后卫力量。 |
| 4. | Our coaches are going to beef up the quarter backs .
我们的教练打算加强后卫。 |
| 5. | He dribbled past the fullback and scored a goal .
他越过对方后卫，趁势把球踢入球门。 |
| 6. | He's beaten the fullback and is racing towards the goal .
他冲过了后卫，而且直奔球门。 |
| 7. | Our defense had him closely marked throughout the first half .
我们的后卫在整个上半场都把他盯得死死的。 |
| 8. | She plays in defence .
她打后卫。 |
| 9. | Even a couple of hundred would have sufficed to fight small rear-guard actions .
即使只有百人，也足以从事小规模的后卫战。 |
| 10. | I do not know whether accepting the lesson has placed me in the rear or in the avant-garde .
我也不知道，在我接受了教训以后，我是处于先锋地位呢？还是处于后卫地位。 |
