Definition: a permanent mark left on the body from a cut or other injury Level: B2
他手臂上有一道事故留下的难看疤痕。
He has an ugly ___scar on his arm from the accident.
那次烧伤会留下一道难看的疤痕。
That burn will leave a nasty ___scar.
大卫脖子上有一道旧伤留下的疤痕。
David has a ___scar on his neck from an old injury.
