n.
痕迹,踪迹 mark or sign that shows sb/sth happened or existed
些许,微量 very small amount of sth
同义词
n. ghost,hint,shadow,tracing
v. delineate,follow,hound,retrace
参考例句
1. The murderer was traced to Paris.
那个凶手被追踪到巴黎。
2. True friendship is pure, not a trace of dirt doping.
真正的友谊是纯洁的,不会掺杂一丝污垢。
3. The composition of oxygen isotope is a good tool to trace the origin and formation environment of sulfate.
氧同位素组成是一个非常有效的示踪硫酸盐的起源和形成环境的工具。
参考例句
1.V-T If you trace the origin or development of something, you find out or describe how it started or developed. 追溯
例: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
例:...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。
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2019-11-23
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2019-11-14