Backtrace technique
[计] 回溯技术
🧩 词语组成解析
[计] 回溯
🗣️ 情景例句
One week after I have submitted my resignation paper.
在我提交辞职信一星期后吧！
Still waters have deep bottoms.
静水常深。
Duck, and like them the pigeons, are endowed with such-like muscles, that are a good part of the weight of the bird,
野鸭及它们相似的鸽子有天赋的钢铁般的肌肉，占了体重的很大一部分。