Variationally
变化\\n变度\\n变奏\\n变差
🗣️ 情景例句
How old are you, Gerald?
Gerald，你今年多大啦！
Politeness costs nothing and gains everything.
礼貌不费分文而可赢得一切。
Though in those days, traveling was not as easy as it is today,
尽管在当时旅行不像现在这么容易，