您要查找的是不是：
- To trace the origin or development of(a word). 追溯追溯（一个词的）根源或发展
- I can't trace that letter you sent me. 我找不到你寄给我的那封信。
- He spoke without a trace of emotion. 他说话时毫不动感情。
- Did the police find any trace of the murderer? 警方找到凶手的行踪了吗？
- They failed to find any trace of the runaways. 他们未能找到逃跑者的任何踪迹。
- There was barely a trace of salt in the soup. 汤里简直一点盐也没有放。
- The post office tried to trace the lost letter. 邮局设法查出那封丢失的信。
- The kids are learning to trace the letter. 孩子们学描字母。
- The illness is organic in origin. 该病起初是器质性疾患。
- He always spoke with a trace of sarcasm. 他说话总带着一丝讽刺。
- Its origin is wrapped in mystery. 它的起源仍是个未解的谜。
- The powerhouse was trace out accurately later on a large scale map. 后来发电站被精确地描画在大比例地图上。
- The apparent celestial origin of a meteoric shower. 流星群的辐射点明显的流星雨太空光源
- A faint or fleeting indication; a trace. 模糊的暗示模糊的或一闪即逝的暗示; 迹象
- The vase seems to have an orient origin. 这花瓶好像来自东方。
- The origin of the universe is an ageless topic. 关于宇宙的起源的问题是个永恒的论题。
- He flew high though he was of humble origin. 他虽出生低微,却胸怀大志。
- The country woke from her trace of two hundred years. 这个国家在沉睡了200年之后觉醒过来了。
- The rain flushed away the trace left by the criminals. 大雨把犯罪分子遗留的痕迹冲刷掉了。
- What was the origin of the quarrel? 这场争吵的起因是什么?
