Backward tracing
[计] 向后追踪, 自下而上追踪, 倒逆追踪
🧩 词语组成解析
n. 描摹, 描图, 追踪\\n[计] 跟踪
🗣️ 情景例句
Yes, you are through with it. I hope you will enjoy your stay in China.
是的，检查完毕。希望您在中国过得愉快。
What kind of climate do you have?Is it humid?
你们那里的天气怎么样？它是潮湿的吗？
That one is only 90 fen. That's cheap.
那支笔只有九毛钱，很便宜。