head-room (overhead) clearance

 
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head-room (overhead) clearance的英文翻譯是什麼意思,詞典釋義與在線翻譯:

英英釋義

名詞 headroom:
  1. vertical space available to allow easy passage under something

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

今日熱詞
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