The effect that results from changing the value in a cell of a spreadsheet that is referenced by other cells in the spreadsheet. The change ripples through all of the affected cells as soon as it is made.; 改變電子表格中某一將由該表格中的其它單元引用的單元的值所引起的連鎖反應。一當作了改變,就會波及到所有受其影響的單元。