名詞 acoustics:

1. the study of the physical properties of sound

名詞 acoustic:

1. a remedy for hearing loss or deafness
   同義詞：acoustic

1. The acoustics is a branch of physical.
   聲學(xué)是物理學(xué)的一個分支。
2. German physicist noted for his contributions to mathematics, acoustics, and the measurement of electrical resistance.
   歐姆，格奧爾格·西蒙1789－1854德國物理學(xué)家，因其對于數(shù)學(xué)、聲學(xué)和電阻測量做出的貢獻而著名
3. The acoustics of the hall are so good that you can hear everything even from the cheapest seats.
   這座會堂的音響效果極佳，連最便宜的座位也能聽得一清二楚。