trace

• 名词，表示极少的数量、痕迹或迹象，指某物曾经存在或出现过的标志。

A noun referring to a very small amount, mark, or sign of something that indicates its former presence or existence.

1. Small amount or signB1formal

   A very small quantity or indication of something that is left behind.

   痕迹

   • There was a trace of sadness in her voice.
   • The police found traces of paint at the crime scene.
   • He detected a trace of sarcasm in her comment.

   同义词bithintindicationremnantshredsignsuggestiontingetouchvestige

   反义词abundanceexcessmassplenitudeplentyprofusion

2. Path or markB1formal

   A mark, object, or sign that shows the existence or passing of something.

   痕迹

   • The hikers followed the trace through the forest.
   • The car left traces of mud on the driveway.
   • Archaeologists discovered traces of an ancient settlement.

   同义词evidencehintindicationmarkremnantresiduesigntokentracktrailvestige

3. Drawing or copyingB2formal

   A copy or outline made by tracing over a design or image.

   描摹；临摹

   • She made a trace of the map using tracing paper.
   • The artist created a trace of the original sketch.
   • He used a lightbox to produce an accurate trace of the diagram.

   同义词copydraftoutlinereproductionsketchtracing

   反义词original

• 动词，表示追踪、追溯、查找或描绘某事物的过程、来源或发展。

A verb used to indicate the act of following, discovering, or outlining the course, origin, or development of something.

1. Find or discoverB1formal

   To find someone or something that has disappeared or been lost.

   找到

   • The police traced the missing child to a nearby town.
   • They traced the source of the leak to a faulty pipe.
   • She traced her family roots back to the 18th century.

   同义词discoverfindhunt downlocatetrack downunearth

   反义词forgetlosemisplacemissoverlook

2. Copy or drawA2formal

   To copy a drawing, pattern, or outline by drawing over it on a transparent sheet.

   描摹或复制

   • He traced the map onto a piece of tracing paper.
   • The child traced the letters of the alphabet.
   • She traced the outline of the flower with a pencil.

   同义词copydraftdrawduplicateoutlinereproducesketch

3. Follow the courseB2formal

   To follow the path or development of something over time.

   追踪

   • The historian traced the evolution of democracy.
   • We can trace the river's course on this map.
   • The study traces the changes in climate over the last century.

   同义词chartdelineatefollowmapoutlinetrack