tighten down

短语

词形变化

tightened down tightening down tightens down 三单 tightens down tightening down 现在分词 tightened down 过去式 tightened down 过去分词

释义与例句

v.
  1. 1.

    To make (something) tighter, most often screws, knots, straps, etc.

    及物