| 1. | Reflux the mixture until no tin remains .
回流此混合物直至没有锡剩下。 |
| 2. | He skulked around outside until the police had gone .
他窥探着四周，直至见到警察走开。 |
| 3. | He is experienced in looking after children .
我们不断进行实验，直至将所需颜色调配成功。 |
| 4. | The hatched pointed huts streamed away towards the forest .
尖顶茅屋逶迤漫延，直至森林边缘。 |
| 5. | " modern " can refer to a longer period up to the present .
“modern”可指直至当前的一段较长时期。 |
| 6. | Police cordoned off the area until the bomb was defused .
警方封锁了这个区域直至拆除炸弹的引信为止。 |
| 7. | He can either hold it to maturity or discount it with the negotiation bank .
他可以保留它直至到期，也可以向议付行贴现。 |
| 8. | Until today germanium is the present substance on earth with no exception .
直至今天锗才毫无异议地成为地球上是纯净的物质。 |
| 9. | A void of ruin at the very centre of the british world gapes upon us to this day .
直至今日，在大英帝国的最中心还有一片空旷的废墟。 |
| 10. | To this day, i can't believe that the former management didn't notice them .
直至今天，我仍不相信，原董事会压根儿没有注意到这些人。 |
