她惊恐地睁大眼睛，眼珠不停地转动。

Her ___eyeballs rolled wildly in fear as she opened her eyes wide.

孩子们好奇地紧盯着新玩具。

The kids ___eyeballed the new toy with curiosity.

这个广告活动预计能覆盖五百万人次。

The ad campaign is expected to reach five million ___eyeballs.