| 1. | The ring sum of two circs is a circ . 两个广义圈的环和是一个广义圈。 |
| 2. | The ring was only plated ( with gold ) . 那只戒指不过是镀金的。 |
| 3. | His voice had the ring of exasperation . 他的声音带有着恼怒。 |
| 4. | The ring c is called the integral closure of a in b . 环C叫作A在B中的整闭包。 |
| 5. | There is no ambiguity about the ring a . 关于环A没有疑义。 |
| 6. | His words have the ring of truth . 他的话听来像是真的。 |
| 7. | The lights diminished but the ringing persisted . 灯光渐渐暗淡,但铃声却不绝于耳。 |
| 8. | After all, the sale of the ring was a slight matter . 无论如何,卖掉戒指是一件小事。 |
| 9. | The rings are not the solid sheets they appears to be . 环并不是看上去那样的固体薄板。 |