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.

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

Here your 'e moving into a new set of functions: functions that exist outside the basic applications, but are important to maintaining and managing your business.

下面将处理一组新功能：这些功能存在于基本应用程序之外，但是对于业务的维护和管理很重要。

youdao

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

From his nest down in Austin, campaign guru Karl Rove lured moneymen and operatives from every important state into a Virtual Smoke-Filled Room built out of calls and faxes and 300 e-mails a day.

CNN: Who chose George?

The government also wants to use "push technology", so it can send reminders about changes in services or important dates, such as receiving a personal e-mail when a television licence or car tax needs renewing.

BBC: Whitehall drive for e-government

Getting names, and more important, e-mail addresses can allow you to build up a database of prospects for future products and special promotions.

FORBES: Magazine Article