可察觉的用法和样例：
例句
-
颤音一种颤动或振动效果，由可察觉的微小迅速的音阶变化在声音或乐器的调子中产生的
A tremulous or pulsating effect produced in an instrumental or vocal tone by barely perceptible minute and rapid variations in pitch. -
风移动的空气，尤指与地面平行或沿地面空气的自然且可察觉的移动
Moving air, especially a natural and perceptible movement of air parallel to or along the ground.
