work one's way up
The sound made by knocking on a door with a hard object (such as a door knocker). / The sound made by firing an automatic machine gun.
(anatomy) Relating to the neck and the heart.
(transitive) To astonish or confound (a person) into silence.
to climb something / to climb the figurative corporate ladder / to rise within a hierarchical order / to reach higher positions through effort after starting at lower levels or the very bottom
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