b对
网络释义
沙丁胺醇杂质B对照品 Salbutamol impurity B
水杨酸杂质B对照品 Salicylic acid impurity ; Salicylic acid impurity B
恩曲他滨系统适用性试验B对照品 Emtricitabine System Suitability Mixture B
七叶树皂苷B对照品 Aesculuside b standard
乙酰泽泻醇B对照品 Alisol b 23-acetate standard
根薯酮内酯B对照品 Taccalonolide b standard
司坦唑醇杂质B对照品 Stanozolol impurity B CRS
头孢他啶杂质B对照品 Ceftazidime Impurity B
双醋瑞因杂质B对照品 Diacerein impurity B CRS
非索非那定杂质B对照品 Fexofenadine impurity B CRS
原声例句
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You've all been immunized for Hepatitis B, would you be happy to hear that that's where your Hepatitis B vaccine came from?
你们都对乙型肝炎具有免疫力了,如果你知道你的乙型肝炎疫苗,是从何而来的话,你还会高兴的起来吗
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who're interested, (a) in improving their own Spanish- speaking skills, and (b) helping out the community.
如果他们对这个活动感兴趣，想要提高自己的西班牙语水平，同时愿意为社区尽一份力，
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Multiply a by a to the b minus 1.
这很不错对不对？
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