A: Scientists have identified five unique hepatitis viruses, identified by the letters a, b, c, d, and E. While all cause liver disease, they vary in important ways.

答：科学家们已经识别出五种截然不同的肝炎病毒并以甲、乙、丙、丁、戊型作为辨识。虽然它们都会引起肝病，但在重要方面又有所不同。

youdao

They are known as vitamins A, the B group,C,D,E and K.

VOA: special.2009.04.21

So they began to call this A and this B and this C and this D and this E, this F, this G.

他们开始把这叫做A,B和C,这个是D,E,F,G

耶鲁公开课 - 聆听音乐课程节选

Patrons can order a shot of vitamins A, B, C, D and E or a mixture of roots, herbs, fruits and mushrooms blended in blasts called "energy, " "immunity" and "skin, hair and nails" to add to their water.

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The spectrum is being auctioned off in five blocks, labeled A, B, C, D and E.

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And she is reading the - an alphabet that was especially arranged so that the first letter she says - it doesn't go A, B, C, D, E.

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