But opportunities don't come often. And not all the opportunities can certainly lead to success.

但是机遇并不经常光顾，而且并不是所有机遇都必然导向成功。

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Success never seems to come but through hard work, often physically demanding work at that.

成功不通过努力工作似乎是无法取得的，而且往往是很耗费体力的工作。

《柯林斯英汉双解大词典》

She's going to come back every so often.

她会偶尔回来一下。

《柯林斯英汉双解大词典》

"I think that people are often surprised when they come to this museum and see an exhibition of modern or contemporary native art.

VOA: special.2010.11.29

Those are two voices that often come, in some ways, come against one another But they also come against the idea of pluralism.

这两种说法常常，会彼此相互攻击,但它们也会攻击多元主义的观点。

普林斯顿公开课 - 人性课程节选

Do you come here often?

你经常来这里吗？

参加10公里竞走 - SpeakingMax英语口语达人

The opening may not come often, and it may not come at all, so do not wait for the invitation.

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Once again, we find ourselves in one of those moments, which seem to come often these days, in which high technology and low standards have put our heads and our hearts at odds.

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In our history it is clear that never have they come cheap and often they have come late, but always, in the end, they come in flood, and always in the end, the decision is ours.

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