n.致密（紧密，紧凑，密集；结实）（性）；紧密（紧凑；压实；坚实）度，密度；比重，体积小；小型

The compactness of the city allows for easy access to various amenities.
城市的紧凑性使得能够方便地到达各种便利设施。
The physicist praised the compactness of the new experimental setup, which saved valuable laboratory space.
物理学家赞扬了新实验装置的小巧玲珑，它节省了宝贵的实验室空间。
The compactness of the design makes it ideal for use in small apartments.
设计的紧凑性使其非常适合在小公寓中使用。
The car's compact size is advantageous when navigating narrow streets in crowded cities.
这款汽车的紧凑尺寸对于穿梭于拥挤城市中的狭窄街道非常有利。
The company's product line boasts not only efficiency but also remarkable compactness.
该公司产品线不仅效率高，而且具有非凡的紧凑性。
The geologist noted the compactness of the sedimentary rocks as evidence of their ancient age.
地质学家注意到沉积岩的紧密性是其古老年龄的证据。
The portable Bluetooth speaker offers excellent sound quality despite its compact dimensions.
尽管这款便携式蓝牙音箱尺寸小巧，但它仍能提供出色的音质。
The advantage of the compact refrigerator is that it consumes less energy and fits easily into any corner.
紧凑型冰箱的优点是耗电量少且易于放置在任何角落。
The athletes appreciated the compactness of their gym bags, allowing them to carry everything they needed with ease.
运动员们很欣赏他们运动包的紧凑性，这使他们可以轻松携带所需的一切物品。
The engineers designed a highly compact heat exchanger, optimizing performance while minimizing footprint.
工程师们设计了一种高度紧凑的换热器，在优化性能的同时最小化占地面积。