When you send an e-mail you can also send a file as an attachment and that file can be a graphic, a program, a sound or whatever.

当发送电子邮件时，你还可以把一份文件作为附件发送，该文件可以是图片、程序、或声音文件等。

《柯林斯英汉双解大词典》

The subscapular fossa provides an attachment for the subscapularis muscle.

肩胛下窝为肩胛下肌提供了一个附着体。

youdao

This will also be for an attachment.

这也是一个附件。

youdao

Isn't, in other words such an unreflective attachment ? to one's own bound to result in injustice to others?

换句话说,这样粗心大意的情感附属,难道不是将不义强附到他们身上吗？

耶鲁公开课 - 政治哲学导论课程节选

Another major problem was seen as making students feel an attachment to the school.

CNN: Survey shows boom in part-time MBAs

Myfip, like some phishing attempts, still requires clicking on an attachment, tough for technology to prevent.

FORBES: Magazine Article

And it creates an attachment to the business that enabled me to gain that insight.

BBC: Insight selling: How retailers sell to us by stealth