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首页headroomheadroom英英释意

headroom

英 ['hedruːm; -rʊm] 美['hɛdrum]

英英释义实用场景例句

n. 净空；净空高度；头上空间

英英释意

1. vertical space available to allow easy passage under something

2. the capacity of a system to reproduce loud sounds without distortion