to get authority
... to get an electric shock 触电, 触电 to get authority 得势, 得势 to get away 脱身, 脱身 ...
to become dominant
... 得失 gains and losses 得势 to get authority; to become dominant; to win power 定势 regular tendency ...
"得势"是个多义词,它可以指得势(汉语词组),得势(六神推命用语)。