numeral 다운로드 🔗공유 열여덟 The cardinal number occurring after seventeen and before nineteen, represented in Roman numerals as XVIII and in Arabic numerals as 18. Examples : "She turned eighteen years old last week. " 그녀는 지난주에 열여덟 살이 되었다. number AI와 채팅어휘 게임독해 연습