从释义，用法，使用环境，形象和影响范围五个维度分析in addition和in addition to的区别，详细内容如下。
1. 释义区别：
- "In addition"：表示补充某事物或信息，引出一个额外的观点或事实。
- "In addition to"：表示除了某事物或信息之外还有其他补充内容。
例句：
- He enjoys playing tennis. In addition, he also likes swimming. (他喜欢打网球。此外，他也喜欢游泳。)
- In addition to fruit, we also have a variety of snacks available. (除了水果外，我们还提供各种小吃。)
2. 用法区别：
- "In addition"：用于引出一个额外的观点、事实或信息。
- "In addition to"：用于表示除了某事物之外还有其他补充内容。
例句：
- They are talented musicians. In addition, they are also excellent dancers. (他们是有才华的音乐家。另外，他们也是出色的舞者。)
- In addition to studying English, I am learning Spanish. (除了学习英语，我还在学西班牙语。)
3. 使用环境区别：
- "In addition"：适用于引出补充的观点、事实或信息的情境。
- "In addition to"：适用于描述除了某事物之外还有其他补充内容的情境。
例句：
- We have a new employee joining the team. In addition, we are also implementing a new project management system. (我们有一名新员工加入团队。此外，我们还在引入一套新的项目管理系统。)
- In addition to his academic achievements, he is also actively involved in extracurricular activities. (除了他的学业成就外，他还积极参与课外活动。)
4. 形象区别：
- "In addition"：强调补充的观点、事实或信息，扩展概念或范围。
- "In addition to"：强调除了某事物之外的其他补充内容。
例句：
- She is talented in painting. In addition, she is also skilled in sculpture. (她在绘画方面很有天赋。此外，她在雕塑方面也很擅长。)
- In addition to playing the guitar, he can also play the piano. (除了弹吉他外，他还会弹钢琴。)
5. 影响范围区别：
- "In addition" 和 "In addition to" 的影响范围在描述补充观点、事实或其他内容的情况上有所区别。
例句：
- They have a dog. In addition, they also have two cats. (他们有一只狗。此外，他们还有两只猫。)
- In addition to studying biology, she is also learning chemistry and physics. (除了学习生物学，她还在学化学和物理学。)