intermediate ringer

例句：

1. 1. The student is at the intermediate level in mathematics.
   这个学生在数学上处于中间水平。
2. 2.We need to find a way to communicate effectively, which requires good listening skills and understanding of the language.
   我们需要找到一种有效沟通的方式，这需要良好的倾听技巧和对语言的理解。
3. 3. In the middle of the night, she heard a strange noise outside her window.
   半夜时，她听到窗外有奇怪的声音。