at first idiom
B1 起初，起先
in or at the beginning
At first, I thought he was joking but then I realized he meant it. 起初我以为他在开玩笑，后来才意识到他是认真的。
| 词汇 | at first |
| 类别 | 英译汉、英汉双解翻译词典 |
| 释义 | at first idiom B1 起初，起先 in or at the beginning At first, I thought he was joking but then I realized he meant it. 起初我以为他在开玩笑，后来才意识到他是认真的。 |
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