| 1. | The outer ring contains the valence electrons . 排在外层的有价电子。 |
| 2. | Certain stratal relationships are evident . 某些层的关系是明显的。 |
| 3. | The dips of the cross-strata are irregular . 交错层的浸渍不一致。 |
| 4. | A building thirty stories high had been erected . 一幢三十层的大楼已经落成。 |
| 5. | I require more deep relationship . 我要求更深一层的友谊。 |
| 6. | Usually, apartments are more expensive on the higher floors . 通常,较高层的寓所较贵。 |
| 7. | Triple gun-decks mounted sixty-four bronze cannon . 3层的火炮甲板上装着64门青铜加农炮。 |
| 8. | Triple gun-decks mounted sixty-four bronze cannon . 三层的火炮甲板上架有64门青铜加农炮。 |
| 9. | It was a terylene diaphragm coated with a layer of aluminum . 它利用一个镀有铝层的涤纶膜片。 |
| 10. | Litter breakdown or fragmentation is due to the litter fauna . 落叶层粉碎的原因在于落叶层的动物相。 |