vacuum grease
基本释义
[化] 真空润滑油
实用场景例句
历史叙事
The unenlightened ruler's ignorance led to widespread suffering among his subjects.
非开明统治者的无知导致其子民普遍遭受苦难。
教育研究
Many students entered the program unenlightened about the complexities of research.
许多学生进入项目时对研究的复杂性缺乏了解。
社会评论
The unenlightened policies of the regime were widely criticized for their inequity.
该政权非开明的政策因其不公而受到广泛批评。
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