基本解釋操作桿臂英漢例句雙語例句The utility model relates to a plastic casing type circuit breaker. An operating mechanism comprises a handle, a lever, and a connecting rod.一種塑料外殼式斷路器，其操作機(jī)搆包括手柄、杠桿及連桿。ip.comoperating rod lever更多例句