La Nina conditions gradually weakened from their peak strength in February, and near-neutral conditions prevailed during the later half of 2008.
拉尼娜现象在2月份呈峰值状态，以后逐渐减弱至近中性状态；
La Nina conditions gradually weakened from their peak strength in February, and near-neutral conditions prevailed during the later half of 2008.
拉尼娜现象在2月份呈峰值状态，以后逐渐减弱至近中性状态；
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