Backward error recovery
[计] 后向错误校正
🧩 词语组成解析
🗣️ 情景例句
Do these match?
这些相互搭配吗？
I'm behind in my work.
我工作进度落后了。
who produced it with a flourish and pointed out a microscopic 'o' beside the time of the arrival of the train at his station;
站长拿着时刻表一挥手，指着那趟列车到站时刻旁边一个很小的圆圈标记。