Autoduplication
自体复制
🗣️ 情景例句
Good-bye, Richard, and good luck. See you in two weeks.
再见， Richard， 祝你好运。两周后见。
I suppose it's difficult for you to do this.
我推测对你来说做这件事情是很困难的。
I live in a tall building in the city of Beijing.
我住在北京市的一幢高楼里。