nine
US /naɪn/
UK /naɪn/
1.
九, 数字九
the number equivalent to the sum of eight and one; one less than ten; 9
:
•
There are nine planets in our solar system (formerly).
我们的太阳系有九颗行星（以前）。
•
The clock struck nine.
钟敲了九下。
九, 数字九
the number equivalent to the sum of eight and one; one less than ten; 9