What does it mean to say that a programming language is machine independent?

$2.$ Translate the following Python program into the Vole machine language$$described in Appendix C $.$

x $=0$

while $($x $<3)$:

x $=$ x $+1$

$3.$ Translate the statement

Halfway $=$ Length $+$ Width

into the Vole machine language $($Appendix C $),$ assuming that Length, Width, and Halfway are all represented in floating$-$point notation.

$4.$ Translate the high$-$level statement