Anechoic
a. 无回声的, 无反响的
🏥 医学释义
消（回）声的，无（回）声的
🗣️ 情景例句
Since you don't have enough income,
由于你们的收入不够
School should be a time for learning.
学生时代，应该学习许多重要的事情。
It's very hot. It's summer in Australia now!
很热。澳大利亚现在正值夏天！