1·上午8、9点钟之间是交通高峰期。
Traffic reaches its peak between 8 and 9 in the morning.
—— 《牛津词典》
2·然而，在8到9岁之间，孩子们的记忆力下降到35%到36%之间。
However, between the ages of 8 to 9, the amount of memories that the children could remember fell to between 35%-36%.
3·例如，数字7会在屏幕的一侧闪过，另一端会出现9和8。
For example, the number 7 would flash on one side of the screen and the other end would have 9 and 8.
4·我的上网时间是8点到9点。
My online time is from 8:00 to 9:00.
5·八年级和九年级的同学应带上笔记本和笔到场。
Students of Grade 8 and Grade 9 should come with a notebook and a pen.
6·根据新的研究，大多数8或9岁的孩子只能记住他们3岁以前经历的35%。
Most children by the age of 8 or 9 can only remember 35% of their experience from under the age of 3 according to the new studies.
7·最终，在西班牙，一些企业保持了这种工作模式，即一直工作到下午两点，然后到晚上五点半再上班，上到晚上八点、九点或者十点。
Finally, in Spain, some businesses maintain the pattern of working until about 2 o'clock and then returning to the office from 5:30 to 8:00, 9:00 or 10:00 in the evening.
8·最后，西班牙的一些公司保持这种工作模式，即一直工作到下午2点，然后在晚上5点半到8点、9点或10点返回办公室。
And finally, in Spain, some businesses maintain the pattern of working until about 2 o'clock and then returning to the office from 5:30 to 8:00, 9:00 or 10:00 in the evening.
9·我们必须在晚上九点前上床，早上八点起床。
We had to be in bed by 9:00 pm and up at 8:00 am.
10·跑步活动实际上于上午9点开始，但跑步者们在8点45分时就陆续到场了。
The actual run begins at 9 am but the runners start arriving at about 8:45.