Some monkeys can recognize dissonant tones, songbirds use complicated patterns of pitch and rhythm, and a few parrots can even dance to a beat.

某些猴子能识别不规则的音调；鸣禽能驾驭各种音高和节奏的复杂组合； 有些鹦鹉甚至能随着拍子起舞呢。

youdao

The neutral tones of Beijing dialect, Shanghai dialect and Urumchi dialect differ in duration, pitch and the changes they cause in the preceding syllables.

北京话、上海话、乌鲁木齐话的轻声在时长、音高及其对前字的影响上各有特点。

youdao

Percussion instruments include all those that are struck (or percussed) to produce tones such as the bass drum of indefinite pitch and the chimes of definite pitch.

打击乐器包括所有那些打击出声的乐器，其中有音高不固定的大鼓和音高固定的编钟等。

youdao