单词音标：
【音标】 ['treisiŋ]
汉语翻译
n. 描摹, 描图, 追踪【计】 跟踪
【医】 示踪, 追踪; 描记法
英语解释：
名词 tracing:
- the act of drawing a plan or diagram or outline
- a drawing created by superimposing a semitransparent sheet of paper on the original image and copying on it the lines of the original image同义词：trace
动词 trace:
- follow, discover, or ascertain the course of development of something同义词：trace, follow
- make a mark or lines on a surface同义词：trace, draw, line, describe, delineate
- to go back over again同义词：trace, retrace
- pursue or chase relentlessly同义词：hound, hunt, trace
- discover traces of同义词：trace
- make one's course or travel along a path; travel or pass over, around, or along同义词：trace
- copy by following the lines of the original drawing on a transparent sheet placed upon it; make a tracing of同义词：trace
- read with difficulty同义词：decipher, trace
例句：
- Relating to, based on, or tracing ancestral descent through the paternal line.父系的与父系血统有关的; 以父亲血统为基础的，按父方血统追溯的族系的
- He traces his descent back to an old norman family.他追踪自己的世系上溯至一个古老的诺曼家族。
- An electrically produced graph or tracing.电示图以电制作的图表或映描图
- Equipment used to produce such a graph or tracing in facsimile transmission.传真电报机传真通信中用以制作这样的图表或映描图的设备
