相关单词近義詞 underground 地下的, furtively 媮媮地, surreptitiously 媮媮摸摸地, silently 沉默地, quietly 安靜地, cautiously 慎重地, slyly 狡猾的, craftily 狡猾地, secretly 秘密地, covertly 媮媮摸摸地臨近詞stealth, stealth weapon, Stealth radome, stealth bomber, stealth target, stealth malware, stealth fighter, stealth coating, stealth missile, stealth viruses, stealth coatings 返回 stealthily