上到第三层一共有多少磴楼梯?
How many stairs are there up to the second floor?
骑师在第三道栅栏处给重重摔下马来。
The jockey took a nasty tumble at the third fence.
当时我正怀着我们的第三个孩子。
I was pregnant with our third child at the time.
这是她连续第三年获得此奖。
She has won the award for the third year in succession.
她第三年保住了网球冠军的头衔。
She retained her tennis title for the third year.