to put up / to build (scaffolding) / to hang (clothes on a pole) / to connect / to join / to arrange in pairs / to match / to add / to throw in (resources) / to take (boat, train) / variant of 褡[da1]
the back of a body or object / to turn one's back / to hide something from / to learn by heart / to recite from memory / unlucky (slang) / hard of hearing