词语safety rules
解释安全规则;n.保安条例
词性名词
safety rules〔名词〕安全技术规则,安全守则详细»
safety rules安全规程 ,保安规程详细»
safety rules〔名词〕安全条例详细»
safety rules〔名词〕安全规则,安全条例详细»
safety rules安全条例,保安规程详细»