screw down meaning in English
拧紧, 使降低价格
下拧
压下
用螺丝拧紧
Examples
- I am screwed down by fixed rules .
我被清规戒律束缚住了。 - Screw out the oil plug while filling , and screw down as finished
注油时，将油塞旋下，注油毕，再将油塞旋上拧紧。 - Screw down non - return valve
截止止回阀 - Screw down nonreturn valve
截止止回阀 - 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