9. come into contact with与、接触,接触到 to get in touch with to be in touch with e.g: Have you come into contact with him by telephone? They came into contact with many how ideas when they were broad 10. rule out排除在外 同义词组: to consider as impossible e. g: The docter took X-rays and ruled out the chance of broken bones 11.tell.from区别 e.g: It is very- difficult for us to - artificial silk from real silk.9. come into contact with 与……接触 , 接触到 to get in touch with; to be in touch with e.g: Have you come into contact with him by telephone? They came into contact with many new ideas when they were broad. 10. rule out 排除在外 同义词组: to consider as impossible e.g: The docter took X-rays and ruled out the chance of broken bones. 11. tell… from 区别 e.g: It is very difficult for us to tell artificial silk from real silk