As a result, investigators now are considering possible additional tsunami threats near Alaska, Puerto Rico and other similar subduction zones[ see box on opposite page].

• 因此，观测人员现在担心阿拉斯加、多黎各以及其他类似的隐没带附近，可能也会受到海啸的威胁（参见右页〈新思索海啸的源头〉。