与 + Noun + 隔绝
The verb 隔绝 (géjué) means "to isolate" or "to cut off" and describes being separated or disconnected from something. It is often used with 与……隔绝 to express being cut off from a person, group, or place. For example, 与世界隔绝 means "cut off from the world."
暴风雪让这个小村庄与外界完全隔绝了。
bàofēngxuě ràng zhège xiǎo cūnzhuāng yǔ wàijiè wánquán géjué le.
The blizzard completely cut off this small village from the outside world.
他一个人住在山里,几乎与世隔绝。
tā yí ge rén zhù zài shān lǐ, jīhū yǔ shì géjué.
He lives alone in the mountains, almost completely isolated from the world.
战争把他们和家人隔绝了好几年。
zhànzhēng bǎ tāmen hé jiārén géjué le hǎo jǐ nián.
The war separated them from their family for several years.