For a warm SSTA in the tropical Pacific, the surface easterly anomaly in the east of the basin extends into the tropical Atlantic, inducing a cold SSTA there, and vice versa.

• 热带太平洋SST暖（冷）异常导致的该海盆东部表面东（西）风异常可以扩展到热带大西洋，从而导致热带大西洋SST冷（暖）异常；