Backward progression
[医] 后退
🧩 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
Both?
一起？
Saturday the whole family will clean out the garage.
周六全家动员打扫车库。
They have to work hard to support their family.
他们必须努力工作来支持他们的家。