trace
柯林斯词典
1. V-T If you trace the origin or development of something, you find out or describe how it started or developed. 追溯
The exhibition traces the history of graphic design in America from the 19th century to the present. 这个展览会追溯了从19世纪到现在美国平面设计的历史。
2. PHRASAL VERB Trace back means the same as . 追溯
...Bronx residents who trace their families back to Dutch settlers. …将自己的家族追溯到荷兰移民者们的布朗克斯居民。
3. V-T If you trace someone or something, you find them after looking for them. 找到
Police are anxious to trace two men seen leaving the house just before 8am. 警察急切想找到在接近早晨8点前被人看到离开那幢房子的两名男子。
4. V-T If you trace something such as a pattern or a shape, for example, with your finger or toe, you mark its outline on a surface. 勾画出 (轮廓)
I traced the course of the river on the map spread out on my briefcase. 我在自己公文包上铺展开的地图中勾画出了这条河的流向。
5. V-T If you trace a picture, you copy it by covering it with a piece of transparent paper and drawing over the lines underneath. (用透明纸盖在底样上) 描摹
She learned to draw by tracing pictures out of old storybooks. 她通过描摹旧故事书上的图画来学绘画。
6. N-COUNT A trace of something is a very small amount of it. 少许
Wash them in cold water to remove all traces of sand. 用冷水清洗它们以清除所有的沙子。
7. PHRASE If you say that someone or something disappears without a trace, you mean that they stop existing or stop being successful very suddenly and completely. 消失得无影无踪
One day he left, disappeared without a trace. 有一天他离开了，消失得无影无踪。
返回 trace
trace /treɪs/ (tracing,traced,traces)
剑桥词典
- The city of Tours can trace its roots back to Roman times .
- The new system can trace a phone call in a fraction of a second.
- He has traced his family back to Norman times .
- We are trying to trace everyone who spoke to her that day .
- Police are trying to trace a man in connection with the murder .
trace verb [T] (FIND)
to find someone or something that was lost找到，查出，发现
The police are trying to trace the mother of a newborn baby found abandoned outside a hospital . 警察试图查出那位把新生婴儿抛弃在医院外面的母亲。
Attempts to trace the whereabouts of a man seen leaving the scene of the crime have so far been unsuccessful . 有人曾看到一名男子离开犯罪现场，但迄今为止追查该男子下落的种种努力一无所获。
Their missing daughter was finally traced to (= found in) Manchester. 他们失踪的女儿最终在曼彻斯特找到了。
to find the origin of something
追查…的来源
The phone company was unable to trace the call . 电话公司查不出这个电话来自何处。
No one has yet been able to trace the source of the rumour . 还没有人能够查出谣言的出处。
to discover the causes or origins of something by examining the way in which it has developed
（根据事物的发展方式）查明…的起因（或源头），追溯
The outbreak of food poisoning was traced to some contaminated shellfish . 经调查，这次食物中毒源于一些受到污染的贝类。
She has traced her family history back to the seventeenth century . 她把家族历史追溯到了十七世纪。
The practice of giving eggs at Easter can be traced back to (= first happened in) festivals in ancient China . 复活节送彩蛋的习俗可追溯至中国古代的节庆活动。
to describe the way in which something has developed
描绘…的发展方式
The film traces the events leading up to the Russian Revolution in 1917. 该影片描述了导致1917年俄国革命爆发的一系列事件。
例句
trace verb [T] (DRAW)
to copy a drawing or pattern , etc. by drawing over its lines through a thin piece of transparent paper
（把透明纸覆盖在底样上）描摹
Did you draw this picture yourself, or did you trace it? 这幅画是你自己画的，还是你描摹的？
She learned to write her name by tracing out the letters . 她通过描摹字母学会了写自己的名字。
to draw a shape by showing the main or outer lines
勾画出…的轮廓
The child was tracing patterns in/on the sand with a stick . 孩子用棍子在沙子上勾画出一个个图案。 返回 trace