Arithmetical progression method
[经] 算术累进法
🧩 词语组成解析
a. 算术的, 算术上的\\n[机] 算术的
progression
[prə'ɡrɛʃən]
n. （事件的）连续;一系列;发展，进展;<数>级数;
🗣️ 情景例句
We have good news and bad news, Robbie.
我给你带来了好消息和坏消息 Robbie。
The adventure had been planned for quite a while.
那项冒险曾经作了长期的周详计划。
'I'm going to Woodford Green,' I said to the conductor as I got on the bus, 'but I don't know where it is.'
“我要去伍德福德草地，”我一上车就对售票员说，“但我不知道它在那儿。”