- 释义：
- v.发生(occur 的过去分词)
- 例句：
-
The prosecution stated that intercourse had occurred on several occasions.
控诉方称发生过数次性交。
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These changes have occurred over a long time span.
这些变化经过了很长一段时间才形成。
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Police said that the blast occurred at 9 a.m.
警方说这次爆炸发生在上午九点.
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