但是，负责联邦水文气象和环境监测的瓦列里·斯塔先科却认为这些担忧毫无根据'。
But Valery Stasenko from Roshydromet - the Federal Service of Hydrometeorology and Environmental Monitoring - calls these concerns groundless.
但是，负责联邦水文气象和环境监测的瓦列里·斯塔先科却认为这些担忧毫无根据'。
But Valery Stasenko from Roshydromet - the Federal Service of Hydrometeorology and Environmental Monitoring - calls these concerns groundless.
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