Infantility
n. 幼稚, 不成熟
🗣️ 情景例句
It's seventy-five cents for adults and thirty cents for children under twelve.
大人75美分，12岁以下的小孩30分。
Rats leave (or desert or forsake) a sinking ship.
船沈鼠先窜。
Our school covers 100 square meters.
我们学校占地面积平方米。