单词：unscrewing
音标：[ʌnsk'ru:ɪŋ] ；
v. 从…旋出螺丝, 旋开, 松开( unscrew的现在分词 )
v loosen something by unscrewing it
v loosen by turning
v loosen by turning
unscrewing的用法和样例：
例句
- The built-in filter of a solenoid valve can be cleaned without dismantling its sleeve, but simply unscrewing its nut to pull out the plastic filtering plate.本电磁阀自带的过滤器无需拆卸管子即可非常方便的清洗，只需用手拧下螺帽，拔除塑料滤片即可清洗。