To make screws easier to remove, rub soap on the thread before screwing in. 螺釘旋進去之前擦些肥皂，可使螺釘更容易擰動。
In screwing down the bolts, the bolts can be tightened upwards to get the bolt clip in the groove at the upper bracket in order to prevent the clip from rotating with bolts. 擰緊螺栓時，可向上拉緊，使螺母卡在下支架的凹槽中，防止螺母跟隨轉動。
The disc can be removed by screwing the white washer counterclockwise. 通過逆時針方向旋轉白色墊圈螺紋就可以拆卸閥瓣。
常用短語
Married to an old man. You\\\'ve never had a proper screwing.