The influence on summer circulation in east Asia of the spring and summer SSTA in the equatorial eastern Pacific is not simply a linear superposition, but a nonlinear interaction on a seasonal scale.

• 同时指出春季赤道东太平洋海温异常和夏季海温异常对夏季东亚大气环流的影响并非是线性叠加，海温持续性异常对东亚夏季大气环流的影响在季节时间尺度上存在非线性相互作用。