Perfect competition
[经] 完全竞争
🧩 词语组成解析
🗣️ 情景例句
almost every night this week, Dad.
几乎这个星期的每天晚上都如此， 爸爸。
We hope they will improve the environment.
我们希望他们把环境改善得更好。
I went on an excursion recently, but my trip took me longer than I expected.
最近我作了一次短途旅行，但这次旅行所花费的时间比我预计的要长。