Backward error analysis
[计] 后向误差分析
🧩 词语组成解析
🗣️ 情景例句
And while you're here,
趁你现在在这，
I remember the girl whose father earns $ 140000 a year.
我记得那个女孩的父亲一年赚十五万元。
But the station master was adamant: rules could not be broken and she had to watch that train disappear towards her destination while she was left behind.
但站长态度坚决，规章制度不能破坏，姑娘只得眼看那趟火车消逝在她要去的方向而撇下了她。