n.竞技场，圆形剧场，体育场，活动场所
最早的意思与古罗马露天竞技场相关，慢慢指代圆形剧场，体育场，乃至泛指活动场所。
发音助记，三节自然拼读，a轻 + re重音 + na
- 首页
- A puma at large
- Comparison of kinship between Chinese and English
- English index
- How to learn English
- Numbers are the easiest and best way to get started
- Regarding the length of English words
- Russell’s Two Suggestions
- The first lesson with comprehensive and simple content
- sample page
- 英语单词词性概述(Overview of English Part of Speech Chinese Version)