K-12
从幼儿园到12年级的儿童教育
🧩 词语组成解析
twelve
🗣️ 情景例句
He bases his arguments on facts.
他的理论以事实为根据。
Excuse me. Could you give me change for a dollar?
劳驾，你能不能换1元零钱给我？
Quick, turn the gas off. Cover the pan. Be careful!
快，把煤气关上。盖上锅。小心！