| 1. | Joints stiffen with advancing years .
人一上年纪，关节就变僵硬了。 |
| 2. | He stiffens in momentary panic .
他心里一阵惊慌，浑身不自在起来。 |
| 3. | She stiffened herself with clenched fists .
她握紧拳头，铁青脸。 |
| 4. | Your job is to stiffen linen with starch .
你的工作是把亚麻台布浆洗硬了。 |
| 5. | Then she stiffened under it and said coldly .
但过一会她硬着心肠冷冷地说。 |
| 6. | The tug stiffened when we got into the mud .
我们陷入泥里时，牵拉更费劲了。 |
| 7. | The entire vehicle is covered with a stiffened skin .
整个飞行器包上了钢性蒙皮。 |
| 8. | I must stiffen dreamer's back .
我一定要给德里麦打气。 |
| 9. | His arms straightened and stiffened down his sides .
他把两只胳膊伸直，使劲往两边垂着。 |
| 10. | When hitler entered the room they all stiffened to attention .
当希特勒进来时，全体肃立。 |
