They're up to their eyeballs in work.
他们工作忙得不可开交。
He is out of a job and up to his eyeballs in debt.
他失业了并且债台高筑。
Firms sprang up to offer content and services online, in the hope that they would eventually be able to "monetise" the resulting millions of "eyeballs" by selling advertising.
各家公司竞相提供在线内容与服务，期望依此引来数以百万计的眼球，进而获取丰厚的广告费。
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