Separatrix
n. [自] 分界线；分隔号
🗣️ 情景例句
It is generally believed that Chinese are poor public speakers.
一般认为中国人不擅长公众演讲。
The outdoor concert was called off due to the weather.
露天音乐会由于天气原因被取消。
To answer this question, von Frisch and his coworkers set up a feeding place close to the hive.
为了回答这个问题，冯·弗里施和他的同伴在蜂箱附近建起了一个喂食点。