Evaluation proceeds from left to right in Forth so there is no ambiguity. Compare the following algebraic expressions and their Forth equivalents: (Do not enter these!

• 在Forth中,运算优先级毫无例外的从左至右优先级由高至低进行排序。比较下列代数表达式和与它们等效的Forth表达式:(无需键入)