What is best type for profile image in user class?

在用户类的图像最好的类型是什么？

youdao

Each user has a profile image URL: You stick that value inside the SRC attribute of an tag.

每个用户都具有一个概要文件图像url：将该值放入标记的src属性。

youdao

They bring out the elegance of those who wear it while sending off a low profile image .

他们带出的那些谁穿它，而送低调优雅的形象。

youdao

Visually, the Promoted Tweets in the timeline look similar to a regular tweet, complete with a profile image, text, links and hashtags.

FORBES: Connect

The firm prides itself on a low-profile image catering to institutional clients, with a strength in fixed-income and structured products but expanding expertise in equities.

FORBES: Top Asset Managers Are Hot Stuff

He frequently changed his profile image.

CNN: When a Facebook friend dies