| Gb | Eng |
|---|---|
| 我们将按照历史上的先后顺序研究这些事件。 | We will deal with events in historical sequence. |
| 临近终点时，那几匹马齐头并进，简直分不出先后。 | As the horses raced towards the finishing post, there was nothing in it. |
| 图形记录便显示了在短的间隙内先后到达的三种波。 | The graphic record shows three waves arriving one after the other at short intervals. |