relating to or denoting a barometer that measures air pressure by the action of the air in deforming the elastic lid of an evacuated box (与)膜盒气压计(有关)的,空盒气压表的
noun
a barometer of this type 无液气压计,膜盒气压计,空盒气压表
语源
mid 19th cent.: coined in French from Greek a- 'without' + nēros 'water'