1. The instrument is characterized by its compactness and portability. 这个仪器的特征是体积小，便于携带。
2. The compactness theorem of model theory has an extensive application in algebra. 模型论中的紧致性定理在代数中有很广泛的应用。
3. Another source of Emerson's strength is his extraordinary compactness of style and his range and unexpectedness of illustration. 爱默生的另一源泉是他将体裁、他的学术领域及无懈可击的阐述紧密结合在一起。
英英解释
n.
1. the spatial property of being crowded together
2. the consistency of a compact solid
