美[ˈɔ:rəʊtʌnd] 1 . "Stand up, please" she said in a orotund tone.
“请起立”，她用洪亮的音调说。
来自辞典例句
2 . An area disunity, is an orotund tone color that points three voice Districts different from volume.
所谓声区不统一, 就是指三个声区的声音音色和音量不一样.
来自互联网
1.ostentatiously lofty in style;
a man given to large talk
2.(of sounds) full and rich;
orotund tones
