【建】 boil
shelter; cloak; concealment; obscurity; secrete; take earth
【法】 conceal; concealment; harbour; harbouring; keep shady; secrete
suppression
bleb; bubble
【化】 air bell; air blister; air bubble; air checks; air lock; air pocket
air shots; air traps
【医】 air bladder; air cell; air vacuole