He cut himself off from all human contact.

他断绝了与所有人的联系。

《牛津词典》

Please contact Li Tiemin, coach on take-off venue when you want to experience paragliding flight. The cost is 300RMB per person.

如欲体验滑翔伞飞行，请与起飞场地的教练李铁民联系。费用是每人300元。

youdao

State Department Acting Spokesman Robert Wood says U.S.officials are in contact with regional allies and other concerned governments to try to "head off" the launch.

VOA: standard.2009.03.12

Worse still,after about 20 minutes after the ship takes off, all radio contact between ship and earth will be destroyed.

更坏的是，当飞船起飞20分钟后，所有飞船与地球的无线电通讯都被切断。

耶鲁公开课 - 死亡课程节选

But then AbdulMutallab cut off contact with him and other friends they had in common, Rafiq said.

CNN: STORY HIGHLIGHTS

Many Western government broke off contact with Mr Modi's government after the riots.

BBC: India minister Narendra Modi's US speech cancelled

He said the IRA statement on Wednesday breaking off contact with the arms decommissioning body was "just another indication of the seriousness of the situation".

BBC: NI Secretary Paul Murphy is to meet all the parties