| 1. | He caught his foot on a tree root and stumbled . 他一只脚被树根绊住而跌倒了。 |
| 2. | He stumbled over the root of a tree . 他被树根绊了一下。 |
| 3. | The root of this dead tree has been gnawed away by ants . 这棵死树根被蚂蚁唼了。 |
| 4. | A snag caught her snowshoe . 她被一条树根绊住了雪鞋。 |
| 5. | The root of the tree rotted away . 树根烂了。 |
| 6. | What insane root she has been nibbling, i know not . 我不知道她到底啃了什么令人神智迷糊的树根。 |
| 7. | The outer zones are the conducting routes between the crown and the roots . 其外层环带还有沟通树冠和树根的运输线。 |
| 8. | The roots are the underground parts of the tree that supply it with nourishment . 树根是树的地下部分,用于供应养分。 |
| 9. | It being low tide, they could see their thick roots, nibbled by the teeth of the indian ocean . 这时正赶上退潮,所以连那些被印度洋的海浪冲刷的粗树根都看得清清楚楚。 |
| 10. | One gets into the darker parts of the woods, when a stray gleam at sunshine finds its way down to the roots of the trees . 一线离群的阳光突然冲破层层障碍射向树根时,使人能窥探到那阴暗的密林深处。 |