The inner, outside contact zone between Himalayan ultra-epizonal syenite porphyry, Indosinian volcanic rocks of liparite porphyry-dacite series and strata is very advantageous to the metallogenesis.

大面积喜马拉雅期超浅成正长斑岩、印支期流纹斑岩英安岩系列火山岩类与地层的内、外接触带对成矿十分有利。

youdao

Iranian intellectuals and opposition activists remain in contact with each other and with the outside world by posting comments and information about their activities on Web sites both inside and outside Iran.

VOA: standard.2009.11.14

They are not allowed outside contact, except for the rare times when diplomats request to see their nationals.

CNN: ASIANOW - Asiaweek

Previously, universities were not able to stay abreast of developments in science, technology and business because of a lack of contact outside Iraq.

BBC: NEWS | UK | Education | Education books donated to Iraq

How much the purported conversations between Paterno and Curley influenced the decision not to contact outside agencies, something Penn State was required to do under state law, is unclear.

CNN: July 3, 2012 -- Updated 1152 GMT (1952 HKT)