Developed nations
发达国家
🧩 词语组成解析
a. 发达的（国家或地区）；成熟的
n. 国家（nation的复数）
🗣️ 情景例句
That isn't necessary.
这倒不必。
After that,I go downstairs to the kitchen to have breakfast.
在那以后，我去楼下厨房吃早餐。
No, look, it says Closed. It's not open this morning.
不对，看！写着“关门”的，今天早上不开。