bull up

动词 v.

英文释义

动词 v.
  1. To throw darts, aiming at a bullseye, to determine who goes first in a match.
  2. To polish (boots) thoroughly; by extension, to prepare other military kit, e.g. firearms or uniforms; to clean or organize more generally. UK,slang

词形变化

bulls up present,singular,third-person bulling up participle,present bulled up participle,past bulled up past
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