The core of the protocol, used for sending, receiving and handling E-mail, are fine.

用于收发和处理电子邮件的协议核心没有问题。

youdao

Footer: the page footer where the fine print goes; the signature in an E-mail message.

footer：页脚；可以显示电子邮件中的签名。

youdao

These are fine Suggestions to beat a passion plateau.But they take t-i-m-e (not to mention acrobatic skills), which some of us don't exactly have.

这些也许是让你产生激情的好建议，但是它们同时也需要时间(更别说还需要一些技术了)，这些技术，我们中的大多数的是不具备的。

youdao

Despite getting caught in a downpour during my test (with the e-bike working fine in the rain), I was impressed by the experience and plan to rent an e-bike from Hertz again soon.

BBC: Rent an electric bike in London

Right now e-commerce is fine for bulk-buying discounted items or something you can't get close to home.

CNN: WINDOWS SHOPPING

The spokeswoman said there was a "fine line" in deciding which e-petitions to reject.

BBC: NEWS | UK | UK Politics | Hunting support tops e-petitions