AB is one of the four common human blood types in the ABO system, together with A, B, and O. If your type is AB, your red cells carry both the A marker and the B marker.

AB AB is one of the four common human blood types in the ABO system是ABO血型系統裡四種常見人類血型之一，together with A, B, and O跟A型、B型、O型並列。If your type is AB如果你是AB型，your red cells你的紅血球 carry both the A marker and the B marker同時帶有A標記和B標記

Hospitals use those capital letters when they match blood for a transfusion. People with AB red cells can often receive A, B, AB, or O red cells, so they are sometimes called universal recipients; AB plasma, though, is the kind that can go to others.

Hospitals醫院 use those capital letters when they match blood for a transfusion在配血輸血的時候會用這些大寫字母。People with AB red cellsAB型紅血球的人 can often receive A, B, AB, or O red cells通常可以接受A、B、AB或O型的紅血球，so they are sometimes called universal recipients所以有時候被叫做universal recipients（萬用受血者）；AB plasma不過AB型的血漿, though, is the kind that can go to others才是可以給別人的那種

You will see AB on donor cards, lab reports, and hospital forms. In speech it is two letters, A-B, not a new spoken word.

You你 will see AB on donor cards, lab reports, and hospital forms會在捐血卡、檢驗報告，還有醫院表格上看到AB。In speech在口說時 it is two letters, A-B, not a new spoken word是兩個字母A-B，不是一個新的發音單字

It comes up in medical talk, pregnancy notes, and blood-donation drives, not in ordinary chat. Type AB is the least common of the four main groups in many populations, but it is still a normal blood group, not a disease name.

It它 comes up in medical talk, pregnancy notes, and blood-donation drives出現在醫療對話、產檢紀錄，還有捐血活動裡，not in ordinary chat不會出現在一般聊天裡。Type ABAB型 is the least common of the four main groups in many populations在很多族群裡是四種主要血型中最少見的，but it is still a normal blood group, not a disease name但它依然是正常的血型，不是疾病的名字