Underdevelopment
n. 发展不充分, 不发达, 显影不足\\n[医] 显影不足; 发育不全
✅ 同义词
🗣️ 情景例句
If you wish to enter you'll first need gh show return dicket.
如果你想进入的话，首先出示你的双程票。
Rear sons for help in old age; and store up grains against famine.
养儿防老。
It is not a simple competition for a fixed amount of food determined by the physical environment,
它已不是为了争得物质环境所决定的有限食物而进行的简单竞争了，