也称“拉尼娜现象”。指赤道附近的东太平洋水温异常下降而引起世界气温降低的现象。系西班牙语“La-Niña（女孩子）”的音译。与“厄尔尼诺”相对La Niña

• 厄尔尼诺刚刚离去，拉尼娜又迅猛而来。

  El Niño has just left, and now La Niña is storming in.

• 过去两年里影响太平洋的“拉尼娜”现象已经明显减弱。

  The La Niña episode that has affected the Pacific this last two years has weakened markedly.