Dentinal system
[医] 牙质管系统
🧩 词语组成解析
牙(本)质的
🗣️ 情景例句
What do you do in your spare time?
你在业余时间做什么？
To worry
烦恼，担心
In 1858 an area of poor housing, factories and farm buildings was torn down and Central Park was created, reaching from 59th Street to 110th Street and across three avenues.
1858年拆除了一大片破旧的房屋、工厂和农舍，建起了中央公园，这个公园从59街延伸到110街，跨越三条大马路。