“操作杆”怎么读

操作杆进一步弯曲，线轴发出刺耳的吱吱声。The rod bent double, the reel shrieked and ratcheted.有趣的是, 这种现象只在赌徒能拉动操作杆才会发生.Interestingly, this effect only happened when gamblers had control of the lever.换挡时扳动这根操作杆.Move lever to change gear....

“操作杆”的英语可以翻译为：action bars，function lever，operating arm ...