"Quantum jump" nghĩa là gì?

Photo by: Victor Rodriguez on Unsplash

"Quantum jump" = bước nhảy lượng tử -> nghĩa là thay đổi, cải tiến bất ngờ hoặc quan trọng, cú nhảy vọt.

Ví dụ
He said a recent survey revealed that the success rate (tỉ lệ) of students from class I to class XIII witnessed (chứng kiến) a quantum jump in the annual examinations held just before the imposition (áp đặt) of the lockdown and the results of which have recently been declared.

India and Australia have a common approach to a free, open, inclusive and prosperous (thịnh vượng) Indo – Pacific which guarantees freedom of navigation and overflights in the interest of unimpeded commerce and a rules-based order. The last few years have seen a quantum jump in the defence exchanges between the two countries.

With over 20 lakh migrant (di cư) workers returning to Uttar Pradesh in last few days, the state, specially its eastern part, on Thursday saw a quantum jump in the COVID-19 cases, with overall 1,230 people testing positive (dương tính), including 95 in Barabanki, said officials.

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