2005 100 Y 5020 .

Model Y110Model Y3.

2011 1 .

Understanding the Context

excelorigin xy 1

Model Y

Y[i][][y][]Yy

y^WORDYXxY.

Key Insights

Model Y Model Y.

Y U+FFE5 U+00A5 SimSun Y .

y=x y=x y=kx+bkbk0x y.