Apsides
n. 拱点；远近焦点；远近点（apsis的复数）
🗣️ 情景例句
Thank you.
谢谢你 。
Will the flight be delayed?
这班机会延误吗？
It was the last day of the year and a large crowd of people had gathered under the Town Hall clock.
那是一年的最后一天，一大群人聚集在市政厅的大钟下面。