tightener

基本解释

• n.紧线器(张紧工具；张紧装置)

同根派生

英汉例句

• Turn the screw to the right to tighten it.
  将螺钉向右旋紧。
• He says he will take step to tighten up the administration.
  他说他将采取措施加强行政管理。
• He said he would take steps to tighten up the administration.
  他说他将采取措施加强行政管理。
• Because of unemployment many people had to tighten their belts.
  由于失业，许多人不得不勒紧裤带生活。
• The sailors heaved at rope to tighten the sail.
  水手们用力拉绳把帆绷紧。