noun🔗Share净空高度, 头部空间 The vertical clearance above someone's head, as in a tunnel, doorway etc."The doorway had insufficient headroom for the tall student to walk through without bumping their head. "这个门的高度不够，个子高的学生走过去会撞到头。(Zhège mén de gāodù bùgòu, gèzi gāo de xuésheng zǒu guòqù huì zhuàng dào tóu.)architecturebuildingspaceChat with AIVocabulary GamePractice Reading
noun🔗Share净空，垂直净空。 The vertical measurement, top to bottom, for example for clearance under a bridge."The headroom under the bridge was just enough for the bus to pass safely. "桥下的净空高度刚好够公交车安全通过。technicalbuildingarchitecturespaceChat with AIVocabulary GamePractice Reading
noun🔗Share动态余量，动态范围。 The ability of a system to reproduce loud sounds free of distortion; dynamic headroom."The new stereo system has good headroom, allowing you to play music at high volumes without any distortion. "这款新音响系统有很好的动态余量，即使你把音量调得很高，也不会有失真。soundelectronicstechnologymusicChat with AIVocabulary GamePractice Reading
noun🔗Share提升空间，改进余地。 The distance between the actual performance of an algorithm and its maximum possible performance."The new student's understanding of algebra had significant headroom; she could improve considerably before reaching her maximum potential. "这个新同学对代数的理解还有很大的提升空间；她在达到最大潜力之前，还可以大幅度提高。technologycomputingachievementabilityChat with AIVocabulary GamePractice Reading
