He heard a commotion outside.他听见外面一阵喧闹声。

Sounds of voices and commotion could be heard downstairs now.现在能听见楼下传来的各种说话声和骚乱声。

There's going to be a degree of commotion and our goal is to maintain the peace.最近将会有一定程度的动乱发生, 而我们的目标是维护和平。