单词	原理--原则
释义	原理；原则principle
随便看	safety safety action safety actuation system safety against overturning safety against wind safety airbag safety airbag mounting point safety alarm safety alarm system safety alert safety allowance safety altitude safety analysis safety analysis report safety and environmental protection policy safety and healthy control safety and interlock device safety appliance safety appliance s safety appliances safety appliance-- safety device safety appliance; safety device safety arming device safety assembly safety bank