verb, adjective, noun · withered or shriveled, specifically referring to plants or vegetation

秋天到了，草木都枯了。

verb · exhausted or dried up, specifically referring to wells, rivers, or water sources

由于长年干旱，这口井已经枯了。

verb · dull, boring, or uninteresting in style or content

他的画风虽然苍劲，但也显得有些干枯。

verb · the solid residue or cake left after oilseeds have been pressed

菜籽枯可以当作优质的农家肥。