短語詞組短語Based in food safety 僅基于食品安全In Fire Safety 在消防安全in good safety 安全良好狀態(tài)in production safety management 安全管理in setting safety valves 在安裝安全閥時(shí)Certificate in Public Safety 公共安全專業(yè)in complete safety 處于完全安全狀態(tài)Zero in on safety 進(jìn)行宣傳的;瞄準(zhǔn)安全 返回 in safety