Electiveness
选修制
🗣️ 情景例句
We urgently need to establish our own credit system.
我们期待建立我们自己的信用机制。
Whatever happens, don't worry.
不管什么事情发生，你都不要担心。
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。