AB
🇬🇧/ˌeɪ ˈbiː/ 🇺🇸/ˈeˌbi/ 27a human blood type (in the ABO system) containing both the A and B agglutinogens. In blood transfusion, a person with blood of this group is a potential universal recipient.
noun [专属名词](人体)腹肌;AB 血型(AB);(历法)阿布月(Ab);化学元素 alabamine(砹的旧称)的符号(Ab);(Ab)(人名)(尼日利、英)阿布(教名 Abijah、Able、Abner、Absalom 的昵称)
The agreement was declared void ab initio.
此协议自一开始就被宣布无效。
noun [专属名词](AB)空军列兵(airman basic);(AB)<拉>文学士(学位)(Artium Baccalaureus,即 Bachelor of Arts);(AB)艾伯塔(Alberta);(AB)(棒球)上场击球(次数)(at bat)
What does this observer ab extra represent?
这置身局外的观察者代表了什么?
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