Her foreign accent was barely perceptible.

她的外国口音几乎听不出来。

《牛津词典》

Pasternak gave him a barely perceptible smile.

帕斯特纳克给了他一个几乎无法察觉的微笑。

《柯林斯英汉双解大词典》

Injun Joe gave a barely perceptible start.

印第安·乔吃了一惊，别人几乎觉察不到。

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In most of the world the climate changes to date are barely perceptible or hard to pin on warming.

ECONOMIST: Getting warmer

The results have been modest at best, with barely perceptible market share.

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Yet, apart from the occasional Alec Baldwin-size disturbance, aviation experts said the impact of disruptive passengers on day-to-day operations is barely perceptible.

CNN: Air rage: Passengers 'quicker to snap'