彼は棚から重い箱を降ろした。

he; him; his; boyfriend

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

shelf; shelves; ledge; rack; trellis

from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since

heavy; weighty; massive; heavy (feeling); depressed; gloomy; blue; uneasy; slow; sluggish; lumbering; ponderous; clumsy; important; serious; grave; serious; severe; critical; solid; established; dignified; sensible

box; case; chest; package; pack; car (of a train, etc.); shamisen case; shamisen; public building; community building; man who carries a geisha's shamisen; receptacle for human waste; feces (faeces); counter for boxes (or boxed objects)

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to take down (e.g. flag); to launch (e.g. boat); to drop; to lower (e.g. ladder); to let (a person) off; to unload; to discharge; to drop off (a passenger from a vehicle); to let (a person) off; to withdraw money from an account; to wear (clothing) for the first time; to fillet (e.g. a fish)