Privatdocent
n. (日耳曼语国家中报酬直接来自学生学费的)无薪大学教师
🗣️ 情景例句
We have 5 international patents which we are ready to sell.
我们有五项国际专利可以出售。
I ate apples for breakfast yesterday.
我昨天早饭吃的是苹果。
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。