释义 |
t race 基本英英 环形波导
名词 trace: a just detectable amountan indication that something has been presenta suggestion of some qualitya drawing created by superimposing a semitransparent sheet of paper on the original image and copying on it the lines of the original imageeither of two lines that connect a horse's harness to a wagon or other vehicle or to a whiffletreea visible mark as a footprint left by the passage of person or animal or vehicle 动词 trace: follow, discover, or ascertain the course of development of something make a mark or lines on a surfaceto go back over againpursue or chase relentlesslydiscover traces ofmake one's course or travel along a path; travel or pass over, around, or alongcopy by following the lines of the original drawing on a transparent sheet placed upon it; make a tracing ofread with difficulty |