字典網>> 英漢字典>> S開頭詞條>>security guard的意思 漢英字典security guard中文翻譯：【計】 安全保護英文字典security guard英文解釋：名詞 security guard:a guard who keeps watch同義詞：watchman, watcher英文字典相關詞條：security fence security in litigation security clearance security export control security identifier security income and expense security window security paper security agreement security class