working ladder造句

The legalization of contraception ( in 1967 ) and abortion ( in 1975 ) has let more women climb the working ladder.
In 2010, Casoy was involved in a scandal : after a TV news broadcast in which two street sweepers appeared offering season's greetings, he offered a private comment during commercials, without noticing that the audio channel was inadvertently open : " Shit, two garbage men offering greetings from atop their brooms . . . the lowest rung of the working ladder . " a comment for which he had to apologize in public.
It's difficult to find working ladder in a sentence. 用working ladder造句挺难的