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
I have a complaint I would like to make.
我有些怨言。
Lava flowed out of the crater.
喷火口流出了熔岩。
Where there's a will,there's a way.
有志者事竟成。