tightens

常见例句

用作及物动词 (vt.)

• He tightened his grip on her arm.
  他紧抓她的手臂。
• The plumber take out a wrench and tighten the bolt.
  修水管的工人拿出一把扳手拧紧了螺栓。
• This month we have to tighten our belts.
  这个月我不得不勒紧裤腰带过日子。
• While holding down on the cone, tighten the subbase screws.
  用手压住漏斗，拧紧座垫固定螺丝。
• If table index shafts are loose, tighten mounting bolts.
  如果台面索引轴松动，拧紧固定螺栓。

用作不及物动词 (vi.)

• This screw needs tightening.
  这螺丝钉需要再拧紧些。
• Controls in the city have gradually tightened.
  对这个城市的控制逐渐加强。
返回 tightens