screw down

screw down是什么意思、screw down怎么读
拧紧, 使降低价格

screw down汉语翻译

拧紧, 使降低价格

screw down例句

  1. A usually thin nut screwed down on another nut to prevent it from loosening.
    防松螺母常指拧紧在另一个螺母上的防止其松动的细螺母