A smile, frown, raised eyebrow, yawn, and sneer all convey information.

微笑，蹙额，提眉，哈欠和冷笑都传递着信息。

youdao

Raised eyebrow: Eyelash hairs growing from the surface of human skin... magnified 50 times.

直立的眉毛：眼睫毛在人类皮肤表面生长……放大50倍。

youdao

How could a thinking people accept this and a host of other bald statements at face value, without so much as a raised eyebrow or a silently murmured really?

作为一个有思想的人，怎能真心接收这类丝毫不加掩饰的说法，而不对其报以质疑，乃至私下的议论？

youdao

He sat throughout the hearing alongside the judge, largely poker-faced, other than the occasional raised eyebrow.

BBC: Can a spook judge the spooks?

Swing changes are the stuff of spring training optimism, but when the changes lead to regular-season success it is worth at least a raised eyebrow.

WSJ: Don't Blame the Yankees' Replacements

Offenders know a slap on the wrist or a sternly-raised eyebrow is the worst they face, and when the economy is buzzing again, no one wants to throw sand in the gears.

FORBES: Fiscal Follies: The PIGs Are At It Again