o ab

常见例句

There are four main blood types: A, B, AB and O and each blood type is either Rh positive or negative.
人有四種主要血型：A、B、AB和O，每種血型要麽是Rh陽性要麽是Rh隂性。
Well, some of that blood may have been used to find your blood type – A, B, AB, O.
那些血有一部分可能已用於檢查你的血型——A型，B型，AB型或O型。
The books' publisher, Bungeisha, says the series - one each for types B, O, A, and AB - has combined sales of well over 5 million copies.
書籍出版商Bungeisha說，該四套書籍——其中每種都分別包括B型、O型、A型和AB型——已經創造了超過500萬份的銷售數量。