Underdeveloped countries
[经] 不发达国家
🧩 词语组成解析
underdeveloped
['ʌndədi'veləpt]
adj. 未充分发育或发展的;（国家等）经济不发达的;足的;
v. （使）发展不完全，（使）显影不足( underdevelop的过去式和过去分词);
国家（country的复数）
🗣️ 情景例句
but I knew engineering was not for me.
但我知道工程对我不合适。
Believe it or not!
信不信由你。
They also have the disadvantage of being an expensive form of transport.
飞机另一个缺点是昂贵。