Developed blade area
[化] 展开叶片面积
🧩 词语组成解析
a. 发达的（国家或地区）；成熟的
blade
[bled]
n. 刀片，剑;（壳、草等的）叶片;桨叶;浮华少年;
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
🗣️ 情景例句
He would like to see you.
他想见你。
Give as good as one gets.
以其人之道，还治其人之身。
Where did you put the oranges?
你把橘子放在哪了？