名词

速度变化 (Speed Change) :就是透过改变声音之速度来变化声音的频率高低与时值 (Duration) 长短. 通常速度加快一倍声音的频率就被移高一个八度而其时值就短了一半. 当频率移被移高很多时,音质也会跟随著改变,

1. (某事件或状态的)持续时间,期间
The duration of an event or state is the time during which it happens or exists.

2. 直到…结束;在整个…期间
If you say that something will happen for the duration, you mean that it will happen for as long as a particular situation continues.

1. continuance in time

e.g. the ceremony was of short duration
he complained about the length of time required

Synonym: length

2. the property of enduring or continuing in time

Synonym: continuance

3. the period of time during which something continues

Synonym: continuance