Arithmetic progression
[计] 等差数列; 算术数列\\n[经] 算术级数, 等差级数
🧩 词语组成解析
progression
[prə'ɡrɛʃən]
n. （事件的）连续;一系列;发展，进展;<数>级数;
🗣️ 情景例句
Have you been getting enough rest?
你休息的足够吗？
She likes to keep up with the latest fashion.
她喜欢赶时髦。
Were there any exciting incidents during your journey?
你们在旅行中有没有什么令人激动的事情？