one up adjective
Learner's definition of ONE UP
not used before a noun informal
: having an advantage over someone : in a position that is better than someone else's position胜人一筹 —
usually + on -
He's a good artist, which puts him one up on most of his classmates.他是个好的艺术家，在艺术方面胜过大多数同学。
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You're one up on me.你比我技高一筹。