addition/ə'dɪ∫ən/

n.

➊ the act of adding sth to sth else

➋ the process of calculating the total of numbers or amounts

n. [U]

➊ 增加：[addition of sth] The environment was improved with the addition of a park. 新增了一座公园后，环境得到了改善。

➋ 加，加法：Addition is easy for children to learn. 加法对小孩来说容易学。

in addition (to〈doing〉sth) 除…以外（还）；此外：In addition to his flat in London, he has a house in Scotland. 除了在伦敦的公寓外，他在苏格兰还有一栋房子。

◇In addition, students can take classes in computer. 此外，学生还可以上计算机课程。

构词add + i + -tion

音组-dition/-'dɪ∫ən/

tradition; edition; condition; addition

常犯错误

✗ In addition to listen to the songs online, you can download them.

✓ In addition to listening to the songs online, you can download them. 你可以在线听这些歌，也可以把它们下载下来。

[✌in addition to中的to为介词，后面须接(doing) sth]