痕迹 痕跡 hén jì vestige / mark / trace syn 影 yǐng picture / image / film / movie / photograph / reflection / shadow / trace syn 踪迹 蹤跡 zōng jì tracks / trail / footprint / trace / vestige syn 印记 印記 yìn jì imprint / trace 追溯 zhuī sù lit. to go upstream / to trace sth back to / to date from syn 踪影 蹤影 zōng yǐng trace / vestige / presence syn 无影无踪 無影無蹤 wú yǐng wú zōng to disappear without trace (idiom) syn 微量 wēi liàng a smidgen / minute / micro- / trace (element) syn 遗迹 遺跡 yí jì trace / vestige / historical remains / remnant 人影 rén yǐng the shadow of a human figure / a trace of a person's presence (usu. combined with a negative verb) syn 逃之夭夭 táo zhī yāo yāo to escape without trace (idiom) / to make one's getaway (from the scene of a crime) / to show a clean pair of heels syn 销声匿迹 銷聲匿跡 xiāo shēng nì jì to vanish without trace (idiom) / to lie low syn 微量元素 wēi liàng yuán sù trace element (chemistry) 不翼而飞 不翼而飛 bù yì ér fēi to disappear without trace / to vanish all of a sudden / to spread fast / to spread like wildfire syn 印子 yìn zi trace / impression (e.g. footprint) / abbr. of 印子錢|印子钱[yin4 zi5 qian2], usury syn 追根 zhuī gēn to trace sth back to its source / to get to the bottom of sth syn 溯源 sù yuán to investigate the origin of sth / to trace a river upstream back to its source syn 形迹 形跡 xíng jì manner / bearing / trace / mark / trail / etiquette syn 石沉大海 shí chén dà hǎi lit. to throw a stone and see it sink without trace in the sea (idiom) / fig. to elicit no response syn 影踪 影蹤 yǐng zōng trace / sign 描摹 miáo mó to trace over / to take a copy (of a calligraphy, a painting etc) / (fig.) to describe / to portray syn 描红 描紅 miáo hóng to trace over red characters (as a method of learning to write) / paper printed with red characters to trace over 杳然 yǎo rán quiet, silent, and lonely / far and indistinct / gone without a trace 丝 絲 sī silk / thread-like thing / (cuisine) shreds or julienne strips / classifier: a trace (of smoke etc), a tiny bit etc syn 印 yìn to print / to mark / to engrave / a seal / a print / a stamp / a mark / a trace / image syn 纹 紋 wén line / trace / mark / pattern / grain (of wood etc) syn 踪 蹤 zōng (bound form) footprint / trace / tracks syn 摹写 摹寫 mó xiě to trace over / to copy (a calligraphy model) / facsimile / (fig.) to depict / to portray syn 追本溯源 zhuī běn sù yuán to trace sth back to its origin 蹟 jì variant of 跡|迹, track / trace / footprint 毫不客气 毫不客氣 háo bù kè qi no trace of politeness / unrestrained (criticism) syn 来去无踪 來去無蹤 lái qù wú zōng come without a shadow, leave without a footprint (idiom) / to come and leave without a trace 追根溯源 zhuī gēn sù yuán to pursue sth back to its origins / to trace back to the source / to get to the bottom of sth 痕量元素 hén liàng yuán sù trace element / trace mineral / micromineral 地震记录道 地震記錄道 seismic trace / trace 复制线 复制線 fù zhì xiàn replica line / tracé parallèle / trace parallel 回声测深仪记录 回聲測深儀記錄 huí shēng cè shēn yí jì lù echo sounder trace / echo-trace / echo sounder record; 声纳记录 聲納記錄 shēng nà jì lù echo sounder trace / echo-trace / echo sounder record; 生命的遗迹 生命的遺跡 shēng mìng de yí jì trace of life / vestige of life 一去无影踪 一去無影蹤 yī qù wú yǐng zōng gone without a trace 不落痕迹 不落痕跡 bù luò hén jì to leave no trace / seamless / professional 不见一点踪影 不見一點蹤影 bù jiàn yī diǎn zōng yǐng no trace to be seen 来无影，去无踪 來無影，去無蹤 lái wú yǐng , qù wú zōng lit. come without a shadow, leave without a footprint (idiom) / to come and go without a trace 杳如黄鹤 杳如黃鶴 yǎo rú huáng hè to be gone forever (idiom) / to disappear without a trace syn 潜逃无踪 潛逃無蹤 qián táo wú zōng to abscond without leaving a trace (idiom) 石投大海 shí tóu dà hǎi to disappear like a stone dropped into the sea / to vanish forever without trace 究其根源 jiū qí gēn yuán to trace something to its source (idiom) 蹤蹟 zōng jì variant of 蹤跡|踪迹, tracks / trail / footprint / trace / vestige 蹤迹 zōng jì variant of 蹤跡|踪迹, tracks / trail / footprint / trace / vestige 云雾径迹 雲霧徑跡 yún wù jìng jì cloud track (trace of ionizing particle in cloud chamber) 记录驱动速度 jì lù qū dòng sù duó trace drive speed 转移痕迹 transfer trace 爆炸物和麻醉品检测器 trace-detection machine 叠加记录道 dié jiā jì lù dào stacked trace 痕量气体 trace gas 微量气体 trace gas 痕量分析 trace analysis 道间距 道間距 group interval / trace spacing 电子追踪系统 電子追蹤系統 e-Trace system 连续迹 連續跡 lián xù jì continuous trace 死道 dead trace 合成记录道 合成記錄道 synthetic trace 地震道排列 gather of traces / trace gather / gather 微量金属元素 微量金屬元素 trace metal 逃窜无踪 逃竄無蹤 táo cuàn wú zōng to disperse and flee, leaving no trace 推溯 tuī sù to trace back to 不着痕迹 不著痕跡 bù zhuó hén jì to leave no trace / seamlessly / unobtrusively 杳无人迹 杳無人跡 yǎo wú rén jì (idiom) without trace of human presence / uninhabited / deserted 无影无踪 無影無蹤 wú yǐng - wú zōng (idiom) to disappear without a trace syn 