词语救生设备
解释life saving apparatus
life saving apparatus〔名词〕救生设备详细»
life saving apparatus救生设备详细»
救生设备Life-Saving Appliances详细»
救生设备survival means详细»
救生设备life preserver;lifesaving equipment详细»
救生设备survival device;survival equipment详细»
救生设备survival equipment详细»
救生设备lifesaving equipment详细»