Backward error
[计] 后向误差, 反向错误
🧩 词语组成解析
🗣️ 情景例句
Your car's very noisy. The muffler must be damaged.
你的车噪音真大，消声器一定出毛病了。
Her mirror might crack if she uses it too much!
如果她用得太过分了，她的镜子可能会坏掉哩。
The time I spent at exercises gradually diminished.
我花在锻炼上的时间逐渐减少，