扣链 meaning in English

bitch chain
◇扣链板 [工业] snatch plate

Henry ' s sprocket should match the chain
Henry的扣链齿会和那链条符合
' cause no two sprockets are the same
因为没有一台车的扣链齿是一样的
I pick it up from his sprocket
我从他的扣链齿上得到的
A tooth of a sprocket wheel
扣链齿链轮上的一个扣链齿
A device for shifting gears on a bicycle by moving the chain between sprocket wheels of different sizes
脱轨器，转撤器通过在不同大小的扣链齿轮间移动链条而转换自行车齿轮（换档）的装置