The meteorological agency did not issue a tsunami warning.

气象机构没发出海啸警报。

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We issue a warning after a big earthquake, and we can predict what the tsunami arrival times should be because tsunami speed is directly controlled by the depth of the water through which it travels.

我们一般在大地震发生之后发布海啸预警，并预测海啸的抵达时间，因为海啸速度是由它所经过的水域深度直接决定的。

youdao

We issue a warning after a big earthquake, and we can predict what the tsunami arrival times should be because tsunami speed is directly controlled by the depth of the water through which it travels.

我们一般在大地震发生之后发布海啸预警，并预测海啸的抵达时间，因为海啸速度是由它所经过的水域深度直接决定的。

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