happenstance

音標(biāo)發(fā)音

My project has benefited from this happenstance.
我的計(jì)劃從這種偶然性裡獲益良多。
Once might be happenstance. But this strange extra acceleration was seen subsequently with two other craft.
一次有可能是偶然事件，但是這種奇怪的加速卻同樣在後來(lái)其他兩個(gè)飛行器上出現(xiàn)。
Banter is a poetry form of mirth to make light of the happenstance of the day. Banter is associated with dragon lore dreamtime.
歡唱是一種歡樂(lè)的詩(shī)歌形式，用以創(chuàng)造一天的光之偶發(fā)事件，歡唱是在龍之奧義的夢(mèng)想時(shí)間發(fā)生的。
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That first one was kind of happenstance.
第一個(gè)是偶然。
耶魯公開(kāi)課 - 金融市場(chǎng)課程節(jié)選

This portfolio appears to be the product of a grand strategy, but McCaw attributes it to mere happenstance.
FORBES: "We're On A Collision Course"
Maybe happenstance, but there was a complete disconnect between the two parts of the call.
FORBES: Can Google's Page Mean Business?
Fogerty's lyrics show that it's not happenstance, but rather a deliberate move on his part.
NPR: At Last, Fogerty Sings a 'Creedence Song'

If you say that something happened by happenstance, you mean that it happened because of certain circumstances, although it was not planned by anyone.