运气碰巧
A stroke of luck
以上为机器翻译结果，长、整句建议使用 人工翻译 。
运气并不会碰巧降临在我们身上。
Luck doesn't just happen upon us.
youdao
碰巧运气好，我们刚好同时到达。
By a happy coincidence , we arrived at exactly the same time.
《牛津词典》
如果你碰巧实现了一个目标，你可以靠运气或者机会，但是运气或机会是没有重复性的。
If you happen to make it to the goal, it will have been by luck or chance and is not repeatable.
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