be isolated from
绝缘；自…被分离出来
例句
1.The virus may be isolated from the blood during the first few days of infection.
感染后最初几天可以从血液中分离出病毒。
2.A fuel cell emits water vapor, so it would have to be isolated from the phone'selectronic components, which do not take kindly to water.
燃料电池会散发水蒸气，所以它必须和手机的电子元件隔离开来，因为电子元件不能接触水。