1 protected against the cold, sound, etc.
ADV. well | badly, poorly | heavily | properly
PREP. against The laboratory was well insulated against all outside noise. | with The hot water tank should be insulated with proper insulating materials.
2 protected from unpleasant experiences
ADV. completely, totally | largely
PREP. from The community was totally insulated from the outside world.
You can also check Google Dictionary:
中文解释 ), wordnet sense
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