At first I thought he was shy, but then I discovered he was just not interested in other people.

起先我以为他腼腆，后来才发现他对别人没兴趣。

《牛津词典》

First, the researchers enlisted a group of about 50 people, who thought they were taking part in an experiment on size perception.

首先，研究员征募了一群大约50个人，他们[她们]认为他们正在大小知觉上参加实验。

youdao

When I first started with the biz card format, people thought I was nuts.

我当初开始设计我的商务卡片的时候，别人都以为我疯了。

youdao

When Merck yanked Vioxx, investors at first thought Pfizer (nyse: PFE - news - people ), which made rival drugs Celebrex and Bextra, would profit.

FORBES: For Merck, A New Worry Amid Success

He was fiercely angry, yeah, and at first I thought it was the normal upset after a break-up maybe some people take it differently.

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