1. I have seventeen books on my desk.
我桌子上有十七本书。

2. She is seventeen years old this year.
她今年十七岁。

3. There are seventeen students in the classroom.
教室里有十七名学生。

4. He finished the race in seventeen minutes.
他用十七分钟完成了比赛。

A: How old are you? I am seventeen.
A：你多大了？我十七岁。

B: Seventeen is a great age to learn new things.
B：十七岁是学习新事物的好年龄。

1) 基本数字17，用于计数或编号

2) 表示年龄为17岁

3) 表示顺序中的第17位或第17个

1. 数字17

e.g. There are seventeen apples on the table.
桌子上有十七个苹果。

noun / numeral

1. The number equivalent to sixteen plus one; used in counting and ordering.