chance upon
collocation偶然发现；无意中遇到
I chanced upon an old letter while cleaning the attic.
我打扫阁楼时偶然发现了一封旧信。
She chanced to meet her old friend at the market.
她偶然在市场上遇到了老朋友。
尝试或冒险
To try or risk.
偶然发现某事
To discover something by chance.
chance
Base
原形
chances
3rd person
第三人称单数
chancing
-ing
现在分词
chanced
Past
过去式
chanced
Past participle
过去分词
She never chances a risky investment.
她从不冒险进行高风险投资。
He chanced a smile at the stranger.
他冒险对陌生人微笑了一下。
I have chanced a look at the document.
我冒险看了一眼文件。
及物动词，意为冒险做某事。
He chanced a quick glance at the document.
他冒险快速看了一眼文件。
They are chancing everything on this deal.
他们正把一切都押在这次交易上。
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偶然发现；无意中遇到
I chanced upon an old letter while cleaning the attic.
我打扫阁楼时偶然发现了一封旧信。
碰碰运气；冒险一试
The road might be blocked, but we'll chance it.
路可能会堵，但我们还是要碰碰运气。
冒险看一眼；偷瞄一眼
She chanced a glance at the clock during the exam.
考试时她冒险偷偷看了一眼钟。
冒险一试；孤注一掷
He chanced his arm by asking his boss for a raise.
他冒险一试，向老板要求加薪。
冒着天气不好的风险；不顾天气风险
We chanced the weather and went for a picnic.
我们不顾天气风险，还是去野餐了。
偶然遇到；偶然发现
I chanced upon an old diary in the attic.
我在阁楼上偶然发现了一本旧日记。
冒险；碰运气
He took a chance and invested in the new company.
他冒险投资了那家新公司。
碰巧；万一
Are you, by any chance, free tomorrow?
你明天碰巧有空吗？
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把chance的尾巴c换成g就是change（改变）：动词chance是冒险/碰运气，冒险常带来改变，也可能碰巧发现。
语域：formal 常见场景：formal writing、literary narrative 作动词时，chance 多用于正式或文学语境，表示“冒险做某事”或“偶然发现/碰巧遇到”（常接 on/upon/along）。日常口语中更常用 risk、try 或 come across 等表达。
In General American, chance /tʃæns/ rhymes with dance /dæns/, glance /ɡlæns/, advance /ədˈvæns/, enhance /ɪnˈhæns/, and trance /træns/ — they all end in /-æns/. Warning: change /tʃeɪndʒ/ looks similar because it starts with 'chan', but it sounds completely different and does not rhyme.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.