Developed area
[机] 展开面积
🧩 词语组成解析
a. 发达的（国家或地区）；成熟的
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
🗣️ 情景例句
Columbia's a terrific school.
Columbia，是一所很棒的学校。
Do you often doubt yourself?
你时常怀疑自己吗？
How did the bees know exactly in which diection to fly?
蜜蜂是怎样确切地知道朝哪个方向飞呢？