Backward error analysis
[计] 后向误差分析
🧩 词语组成解析
🗣️ 情景例句
May I ask how Mr. Mrs- is?
-先生（小姐）好吗？
I worked at the restaurant this morning.
我今早在餐厅工作。
He read many books and paused in his work at six every evening for prayers, even when he was with other world leaders.
他阅读很多的书，每天傍晚六点钟，他就要暂时停下工作去做祈祷，甚至与世界上别的领袖在一起时也这样。