Table 2 The type and description of sound sources.

From: Research on key acoustic characteristics of soundscapes of the classical Chinese gardens

Type

Description

Sound sources sample

Discrete

The time to complete a sound event is short and it does not occur continuously, but it can recur in groups

Bird calls: the common cuckoo, Indian cuckoo, red-crowned crane, and oriole

Continuous

A sound event occurs continuously, but does not occur in groups

Waterfalls, springs, small streams; the wind blowing through a pine or bamboo forest; the rain on Musa leaves, pine forest, bamboo forest, or lotus leaves