unison

US /ˈjuː.nə.sən/
UK /ˈjuː.nə.sən/
"unison" picture
1.

齐声, 一致

simultaneous performance of action or utterance of speech

:
The choir sang in unison, creating a powerful sound.
合唱团齐声歌唱,发出了洪亮的声音。
The students answered the teacher's question in unison.
学生们齐声回答了老师的问题。
2.

同度, 齐奏

the fact of two or more musical parts sounding at the same pitch or in octaves

:
The violins played the melody in unison.
小提琴齐奏了旋律。
The bass and cello parts were written in unison.
低音提琴和大提琴部分是齐奏的。