impervious to pleas, persuasion, requests, reason
impervious to the effects of a magnetic field
a transparent paperlike product that is impervious to moisture and used to wrap candy or cigarettes etc.
s impervious to corrosion
impervious to damage by fire
air-impervious fabric
[化] 不透气胶布
impervious graphite
[化] 不渗透性石墨
impervious lining
[化] 不透性衬里; 不渗透性内衬
impervious pontic
[医] 接底桥体
imperviously
adv. 透不过地
imperviousness
n. 不渗透性；不透水性；不通透性
karbate impervious graphite
[化] 压制(不渗透性)石墨
