The thing is I cannot know if the upload request is authorized, otherwise everybody can change profile picture of anybody.

问题是我不知道上传请求授权，否则每个人都可以改变任何人的照片。

youdao

I scanned left and saw his profile picture, which featured fetchingly dishevelled hair, tanned cheeks and a background of a campus lawn.

我的目光扫到左边，看见了他的照片，他有着迷人的蓬乱头发，晒黑的脸颊，背景是校园的一块草坪。

youdao

A persona usually consists of a list of characteristics a user of a service or product has, combined with a picture to create a profile.

用户角色通常由使用某服务或产品的用户的特征列表构成，将这些列表结合照片可以创建一份用户角色资料。

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Tim Luckcock, head at Uplands Junior School, posted a profile picture of himself wearing a turban and commented: "Nearly gone native in Leicester!!"

BBC: Headteacher Tim Luckcock wearing a turban.

Not only is the 1MM4GC graffiti appearing in public places, Moms across the country are changing on-mass their Facebook profile picture to that of the 1MM4GC logo, inviting 26 friends to join the Facebook page in memory of the 26 victims of Sandy Hook, and to tweet using specific hashtags related to the Movement.

FORBES: Obama's Gun-Control Has This Growing Mom Movement Behind It

Carter's New York connections, as well as Van Wagenen's his Twitter profile picture is a shot of him with Yankee Stadium's facade in the foreground could bode well for the Yankees' efforts to sign Cano for the long term.

WSJ: Jay-Z, Robinson Cano: Jay-Z's Newest Client: Yankees' Robinson Cano