Use to unscrew Flame Adjuster Nut & Pump's Stop Nut.用来旋松火焰调节器螺帽 和 泵的限位螺帽.I can't unscrew the top of this bottle.我拧不下这瓶的盖子.to unscrew the bonnet旋转拧松阀盖I can't unscrew the lid of this jar.这个瓶盖儿我拧不开。...
The boom in the sport's popularity has meant more calls for stricter safety regulations...该项体育运动的兴起意味着制定更加严格的安全规则的呼声更高了。The standard safety lockout mechanism helps prevent accidental or unauthorized use.标准的安全锁装置能防止...