| 1. | We made the circuit of the old city walls . 我们绕着旧城墙转了一圈。 |
| 2. | The ring sum of two circs is a circ . 两个广义圈的环和是一个广义圈。 |
| 3. | Lines of equal latitude are called parallels . 相等纬度的连线叫纬圈。 |
| 4. | The atmosphere is a continuous layer of gases . 大气圈是连续的气体层。 |
| 5. | Nobody thought he would last 15 rounds . 没有人认为他会坚持15圈。 |
| 6. | Speak out. do n't just brood over things . 你有什么事就说吧,别圈在心里。 |
| 7. | All joined hands and formed a ring . 大家手拉着手,围成一个圈。 |
| 8. | A tree is a connected graph with no cycles . 一个树是一个没有圈的连通图。 |
| 9. | Give the clock another couple of winds . 给这座钟再上两圈发条。 |
| 10. | Daley thomson is coming up on the inside . 戴利汤姆森正从里圈赶上来了。 |