但他们补充说，没有作出决定的大规模接种在美国。
But they add that no decision has been made on mass-inoculations in the United States.
他们补充说这种方法可阻止用户打电话，上网和短信交流。
It prevents users from making calls, accessing the Internet and exchanging text messages, they added.
他们补充说，肥料从周围的农田被冲进海里，加剧了问题。
They added that fertilizers from surrounding agricultural land were being washed into the sea and exacerbating the problem.
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