1 ผลลัพธ์ สำหรับ *echometry*
หรือค้นหา: echometry, -echometry-

Collaborative International Dictionary (GCIDE)
Echometry

n. [ Cf. F. échométrie. ] 1. The art of measuring the duration of sounds or echoes. [ 1913 Webster ]

2. The art of constructing vaults to produce echoes.


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