... 止推轴承 thrust bearing 拇指杆thumb lever 茴香油 thymol ...
2
?执行器
... 触点电流额定值 ： 50 mAmps 执行器 ： Thumb Lever 颜色 ： Gray ...
双语例句
1
Wind it like a watch with a key that's stored underneath the barrel, and when it's 'fully loaded' use your thumb to pull back the safety lever. Then squeeze the trigger.