wǒ / zài / tiáozhěng / chàngbì / de / jiǎodù / xīwàng / néng / gǎishàn / yīnxiǎng / xiàoguǒ我在调整唱臂的角度,希望能改善音响效果。I'm adjusting the angle of the tone arm, hoping to improve the sound quality.