lit. the mountain dweller lives off the mountain, the shore dweller lives off the sea (idiom) / fig. to make the best use of local resources / to exploit one's position to advance oneself / to find one's niche / to live off the land
to lean against or on / to stand by the side of / to come near to / to depend on / to trust / to fuck (vulgar) / traditional military costume drama where the performers wear armor (old)
to eat / to consume / to eat at (a cafeteria etc) / to eradicate / to destroy / to absorb / to suffer / to stammer (Taiwan pr. for this sense is [ji2])