exc.

例句：

1. 1. The exclamation point is used to indicate a question or statement ending.
   感叹号用于表示疑问句或陈述句的结束。
2. 2. The exclamation mark is often used to emphasize the importance of a statement.
   感叹号通常用于强调声明的重要性。
3. 3. The exclamation mark is also used to indicate surprise or disbelief.
   感叹号还用于表示惊讶或不信。