trace

verb

/treɪs/

动词形式

present simple I / you / we / they trace	/treɪs/ /treɪs/
he / she / it traces	/ˈtreɪsɪz/ /ˈtreɪsɪz/
past simple traced	/treɪst/ /treɪst/
past participle traced	/treɪst/ /treɪst/
-ing form tracing	/ˈtreɪsɪŋ/ /ˈtreɪsɪŋ/

trace somebody/something (to something) to find or discover somebody/something by looking carefully for them/it查出；找到；发现；追踪 synonym track down
- We finally traced him to an address in Chicago.我们终于追查到他在芝加哥的一个地址。
- I have been unable to trace the letter you mentioned.我一直无法找到你提到的那封信。
- The stolen paintings have been successfully traced to a London warehouse.失窃的画已成功地在伦敦的一个仓库中找到。
- Police are anxious to trace the owners of a car parked near the scene.警方急于找到停在现场附近的一辆汽车的车主。
Topics Crime and punishmentb2
Collocations Dictionary
adverb
- successfully
verb + trace
- be able to
- be unable to
- can
- …
preposition
- to
trace something (back) (to something) to find the origin or cause of something追溯；追究
- She could trace her family tree back to the 16th century.她能把本族家谱追溯到 16 世纪。
- The leak was eventually traced to a broken seal.最后查出泄漏是由于密封处破裂所致。
- The police traced the call (= used special electronic equipment to find out who made the phone call) to her ex-husband's number.警方用追踪装置查出是她前夫的电话号码打出的电话。
- The origins of the custom are difficult to trace.很难追溯这种风俗的起源。
- Words have over the centuries acquired meanings not easily traced in dictionaries.经过了数百年，词语的有些含义在词典里已难以查到来源。
Topics Phones, email and the internetb2, Family and relationshipsb2
Collocations Dictionary
adverb
- carefully
- easily
- directly
- …
verb + trace
- can
- attempt to
- try to
- …
preposition
- to
trace something (from something) (to something) to describe a process or the development of something描绘（事物的过程或发展）；追述；记述
- Her book traces the town's history from Saxon times to the present day.她的书描述的是这个市镇从撒克逊时代到现在的历史。
trace something (out) to draw a line or lines on a surface画（线）
- She traced a line in the sand.她在沙地上画了一条线。
Collocations Dictionary
adverb
- gently
- lightly
- slowly
- …
preposition
- with
trace something to follow the shape or outline of something绘出，勾画出（轮廓）
- He traced the route on the map.他在地图上勾画出了路线。
- A tear traced a path down her cheek.一滴眼泪沿着她的面颊流了下来。
- She lightly traced the outline of his face with her finger.她轻轻地用手指去感觉他脸的轮廓。
Collocations Dictionary
adverb
- gently
- lightly
- slowly
- …
preposition
- with
trace something to copy a map, drawing, etc. by drawing on tracing paper (= paper that you can see through) placed over it（用透明纸覆盖在地图、绘画等上）复制，描摹
Collocations Dictionary
adverb
- gently
- lightly
- slowly
- …
preposition
- with

词源verb Middle English (first recorded as a noun in the sense ‘path that someone or something takes’): from Old French trace (noun), tracier (verb), based on Latin tractus ‘drawing, draught’, from trahere ‘draw, pull’.

trace

noun

OPAL S

/treɪs/

Idioms

[countable, uncountable] a mark, an object or a sign that shows that somebody/something existed or was present痕迹；遗迹；踪迹
- It's exciting to discover traces of earlier civilizations.发现早期文明的遗迹，真令人兴奋。
- Police searched the area but found no trace of the escaped prisoners.警方搜索了那一地区，但未发现越狱逃犯的任何踪迹。
- Years of living in England had eliminated all trace of her American accent.她多年居住在英国，美国口音已荡然无存。
- without (a) trace The ship had vanished without (a) trace.那艘船消失得无影无踪。
- Little trace is left of how Stone Age people lived.石器时代人类的生活状况几乎无迹可寻。
- The burglar had left several traces of his presence.窃贼在现场留下了几处痕迹。
- Traces still remain of the long-defunct Surrey Iron Railway.萨里铁路虽然已停运很久，但仍然有迹可寻。
Collocations Dictionary
adjective
- archaeological
- historical
- indelible
- …
verb + trace
- leave
- bear
- reveal
- …
trace + verb
- remain
preposition
- with a trace of something
- without a trace of something
- without trace
- …
[countable] trace of something a very small amount of something微量；少许
- The post-mortem revealed traces of poison in his stomach.验尸发现他胃中有微量毒物。
- She spoke without a trace of bitterness.她说话时一点儿也不伤感。
- The police found traces of blood in the bathroom.警方在洗手间发现些许血迹。
- The water was found to contain traces of cocaine.发现水里含有微量可卡因。
- Remove all traces of rust with a small wire brush.用小钢丝刷擦去所有锈迹。
- There was no trace of humour in his expression.他的话里没有丝毫的幽默感。
- There was not the faintest trace of irony in her voice.她的声音里没有一丁点儿的讽刺意味。
- There was no trace of a smile on his face.他脸上没有一丝笑容。
Collocations Dictionary
adjective
- discernible
- faint
- minute
- …
verb + trace
- contain
- detect
- find
- …
trace + noun
- amount
- element
- gas
- …
preposition
- trace of
[countable] (specialist) a line or pattern on paper or a screen that shows information that is found by a machine描记图；轨迹；迹线；扫描线
- The trace showed a normal heart rhythm.描记图显示心率正常。
[countable] trace on somebody/something a search to find out information about the identity of somebody/something, especially what number a phone call was made from（对信息的）跟踪，追踪
- The police ran a trace on the call.警察对那次通话进行了追踪。
- Detectives are doing a trace on the vehicle.侦探正在对车辆进行追踪。
[countable, usually plural] one of the two long pieces of leather that fasten a carriage or cart to the horse that pulls it挽绳；套绳

词源noun senses 1 to 3 Middle English (first recorded as a noun in the sense ‘path that someone or something takes’): from Old French trace (noun), tracier (verb), based on Latin tractus ‘drawing, draught’, from trahere ‘draw, pull’. noun sense 4 Middle English (denoting a pair of traces): from Old French trais, plural of trait, from Latin tractus ‘drawing, draught’, from trahere ‘draw, pull’.

Idioms

kick over the traces

(British English, old-fashioned) to start to behave badly and refuse to accept any discipline or control（开始）不听话，不守规矩，不受管束