Retrograding
v. 向后的( retrograde的现在分词 ); 后退的; 退化的; 恶化的
🗣️ 情景例句
It's too hard to explain.
这很难解释清楚。
It's more valuable.
这更有价值。
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。