Unduplicated
a. 无复制品的,无副本的无法匹敌的, 无法模拟的
🗣️ 情景例句
Hello, it's good to see you again.
很高兴又见到你。
He was lucky to have a good home in which to grow up.
他幸运地生长在良好的家庭里。
Good morning, Mr. WU:?Here's my homework. I was ill on Monday, so it's late.
吴先生，早上好！这是我的英语家庭作业。我星期一病了，所以迟交。