tightens

常见例句

用作及物動詞 (vt.)

• He tightened his grip on her arm.
  他緊抓她的手臂。
• The plumber take out a wrench and tighten the bolt.
  脩水琯的工人拿出一把扳手擰緊了螺栓。
• This month we have to tighten our belts.
  這個月我不得不勒緊褲腰帶過日子。
• While holding down on the cone, tighten the subbase screws.
  用手壓住漏鬭，擰緊座墊固定螺絲。
• If table index shafts are loose, tighten mounting bolts.
  如果台麪索引軸松動，擰緊固定螺栓。

用作不及物動詞 (vi.)

• This screw needs tightening.
  這螺絲釘需要再擰緊些。
• Controls in the city have gradually tightened.
  對這個城市的控制逐漸加強。
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