The La Nina weather anomaly will persist into the spring of 2009 but should gradually weaken during that period, the U.S. Climate Prediction Center said on Thursday.是什么意思_The La Nina weather anomaly will persist into the spring of 2009 but should gradually weaken during that period, the U.S. Climate Prediction Center said on Thursday.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句