| 1. | These expenses are covered by the state . 这些费用都由国家负担。 |
| 2. | Those were covered by his social understanding . 这些被他的人情练达的特点所掩盖了。 |
| 3. | To reduce heat losses the pipes are covered by thermal insulators . 为了减少热散失,管子外包保温层。 |
| 4. | North of the equator about 61 percent of the surface is covered by water . 赤道以北,大约百分之六十一的表面为水所盖。 |
| 5. | Both root and root cap are covered by a sheath-like structure called the coleorhiza . 根和根冠被一鞘状结构,即胚根鞘所覆盖。 |
| 6. | All of the repairs needed for the television set were covered by its guarantee . 电视机所需要的全部修理费用都因为有保修单而免收了。 |
| 7. | The beds were covered by a grass mattress, two sheets, a cotton quilt and a pillow . 床上铺着一个草褥子,两条被单,一床棉被和一个枕头。 |
| 8. | When erosion ceased, the bed surface was observed to be covered by a thin layer of sticky material . 当冲刷停止时可以观察到床面上覆盖着一薄层粘着物质。 |
| 9. | All of interior greenland is covered by ice, leaving only a narrow fringe of land along the coast . 所有格陵兰的内陆都被冰覆盖着,只留下沿海一条狭窄的陆地边缘 |
| 10. | Much of the northern lands were covered by vast ice sheets that reached a thickness of as much as 3 kilometers . 北方大陆的大部分地区曾为厚达3公里的大量冰层所覆盖。 |