词典释义：
双语例句
We need a tsunami warning system.
我们需要一个海啸预警系统。
The tsunami warning system saved many lives.
海啸预警系统拯救了许多生命。
The Pacific has developed a sophisticated tsunami warning system.
太平洋有完善的海啸预警系统。
A drill testing the tsunami warning system was held in Bali Indonesia.
在印度尼西亚的巴厘建造起了飓风预测报警系统.