One day he just upped and left.

有一天他突然离开了。

《柯林斯英汉双解大词典》

He upped and left without telling anyone.

他突然起身不辞而别。

《牛津词典》

Whenever they reached their goal, they upped the ante, setting increasingly complex challenges for themselves.

每当他们达到了目标，他们就加高要求，为他们自己设置越来越复杂的挑战。

《柯林斯英汉双解大词典》

The Elder Brother has obviously upped the ante in the mask's overvaluation of virginity.

很显然,大哥提高了面具中高估贞操的赌注。

耶鲁公开课 - 弥尔顿课程节选

Foundry Group, True Ventures, SoftTech VC and Felicis Ventures re-upped.

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Dining out can be a social minefield, but when your career and financial future hangs in the balance over a single lunch meeting or interview, the ante gets upped considerably.

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In April of this year, Harvard researchers published a paper indicating an upped heart risk.

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