"rather than" 这个短语可以用以下几种表达方式替换：
1. instead of
2. in place of
3. rather than using
4. not instead of
5. not in favor of
6. not to
例如：
He chose to walk rather than take the bus.
He chose to walk instead of taking the bus.
He chose to walk in place of taking the bus.
He chose to walk rather than using the bus.
He chose to walk not instead of taking the bus.
He chose to walk not in favor of taking the bus.
