Separatrix
n. [自] 分界线；分隔号
🗣️ 情景例句
At any rate, our country and the United States need each other.
总而言之，我国与美国相互需要。
It's already in production, so you can expect it in stores before the end of the month.
产品已投产了，所以月底前你可以获得。
Where do you work?
你在哪上班？