B&B을 발음하는 법

억양 & 언어 지도

Definition
  • Definition of B&B

    • aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil
    • originally thought to be a single vitamin but now separated into several B vitamins
    • a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder

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