?高回声
... 声发射信号,声发射率 acoustic emission rate 高回声,强回声 high-level echo 回声的回声 reecho ...
高回声 ; 高密度回声
高回声区
不均质高水平回声
To start with, the handset will feature a dedicated Waze launcher key for GPS navigation duties, and will also sport "high level noise reduction and echo cancellation, " along with hands-free voice activation.
ENGADGET
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。