in unison with
US /ɪn ˈjuː.nɪ.sən wɪθ/
UK /ɪn ˈjuː.nɪ.sən wɪθ/

1.
與...同時, 與...一致
at the same time; simultaneously
:
•
The choir sang in unison with the orchestra.
合唱團與管弦樂隊同時演唱。
•
They moved in unison with each other, like a well-oiled machine.
他們像一台運轉良好的機器一樣,協調一致地移動。