什么是 additionally？
Additionally 是一个英语副词，意思是“此外”、“另外”、“而且”，用于在已有信息的基础上补充新的内容。
基本用法
Additionally 通常放在句首或句中，后接逗号（如果在句首），用来引出额外的信息：
- 句首用法： Additionally, we need to consider the budget constraints.
- 句中用法： The plan is risky; it is, additionally, very expensive.
同义表达
以下词语或短语可与 additionally 互换使用（视语境而定）：
- Moreover
- Futhermore
- In addition
- Besides
常见错误
注意：additionally 是副词，不能直接修饰名词。例如，不能说 “an additionally cost”，正确说法是 “an additional cost”。
实用例句
- The software is user-friendly. Additionally, it’s free of charge.
- We’ve already hired five developers. Additionally, two more will join next month.
- This method saves time. Additionally, it reduces errors significantly.