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
He has a strong will.
他意志坚强。
It is more pain to do nothing than something.
什么都不做要比做一点更不好受。
She struck the keys too hard and two of the strings were broken.
她在击琴键时用力过猛，损坏了两根琴弦。