Must not be in contact with any electrical part.不能接触任何电气部件.And the next step I will be in contact with Dr. Xu to enquire relative information.接下来,我会积极的和许博士联系,仔细询问相关事宜....

和…接触，有联系[脱离接触，失去联系]，交往...

be in contact with的音标：be in contact with的英式发音音标为：[bi: in 'kɔntækt wið]be in contact with的美式发音音标为：[bi ɪn 'kɑnˌtækt wɪð]...