resonant point

例句：

1. 1. The sound of the pianoresonated throughout the room.
   钢琴的声音在整个房间里回荡。
2. 2. The resonance point ofthe material is critical for its performance.
   材料的共振点对其性能至关重要。
3. 3. Theresonance frequency of the systemwas measured to ensure stability.
   系统的频率共振被测量以确保稳定性。