low-pitched

1. ADJ A sound that is low-pitched is deep. (聲音)低沉的

With a low-pitched rumbling noise, the propeller began to rotate. 隨著低沉的隆隆聲，螺旋槳開始旋轉(zhuǎn)起來。

2. ADJ A voice that is low-pitched is very soft and quiet. (嗓音)低柔的; 輕細(xì)的

He kept his voice low-pitched in case someone was listening. 他壓低聲音，免得旁人聽見。