词汇	β-稳定元素
释义	β-稳定元素医beta stable element
随便看	directory access services directory addressing directory advertising Directory and Security Services directory and url options directory area directory assistance directory-assistance directory assistance board directory assistance bureau directory assistance call directory assistance operator directory assistance position directory assistance service directory assistance system directory assistant directory attribute directory binding directory block directory branches directory browser directory browsing directory cache directory cache allocation wait time directory caching